329 results for "Phenomenology"
Neural mechanisms of psychedelic visual imagery.
Molecular psychiatry – April 01, 2025
Summary
Brain scans reveal how psychedelic mushrooms create vivid mental imagery. When people see colorful visions with closed eyes during a psilocybin experience, it's because the brain's visual areas become more self-regulating while allowing stronger feedback from higher brain regions. This unique pattern helps explain the rich visual experiences commonly reported during psychedelic states.
Abstract
Visual alterations under classic psychedelics can include rich phenomenological accounts of eyes-closed imagery. Preclinical evidence suggests agon...
[Neuroimaging correlates of classical psychedelics effects: A systematic review].
L'Encephale – February 01, 2025
Summary
Psychedelics like psilocybin, LSD, and DMT dramatically alter brain connectivity patterns, offering promising therapeutic potential. Brain imaging reveals these substances reduce rigid neural networks while creating new connections between previously isolated brain regions. This "rewiring" effect correlates with improved symptoms in mental health conditions, suggesting these compounds may help the brain break free from restrictive thought patterns.
Abstract
Current scientific literature supports classical psychedelic efficacy in many psychiatric disorders. However, less attention has been given to the ...
Psychedelic Therapy: A Primer for Primary Care Clinicians-N,N-Dimethyltryptamine and Ayahuasca.
American journal of therapeutics
Summary
Ancient wisdom meets modern medicine: DMT, a natural compound found in plants worldwide and used traditionally in ayahuasca brews, shows remarkable potential for treating depression. Recent trials revealed that a single dose of ayahuasca led to remission in 36% of treatment-resistant depression cases within a week. Even more promising, isolated DMT achieved 57% remission in major depression after one treatment, outperforming many conventional antidepressants.
Abstract
N,N-dimethyltryptamine (DMT) is a naturally occurring serotonergic psychedelic found in natural plants around the globe. As the main psychoactive c...
Potential therapeutic effects of an ayahuasca-inspired N,N-DMT and harmine formulation: a controlled trial in healthy subjects.
Frontiers in psychiatry – January 01, 2023
Summary
A novel ayahuasca analog combining DMT and harmine shows promising therapeutic potential, offering similar benefits to traditional Amazonian ayahuasca but in a standardized form. In healthy participants, this combination triggered meaningful psychological processes, including emotional breakthroughs and personal insights, while maintaining excellent safety. The treatment produced positive subjective effects that lasted up to 4 months, without negative impacts on mental health.
Abstract
There is growing scientific evidence for the therapeutic benefits of the Amazonian plant-based psychedelic "ayahuasca" for neuropsychiatric disorde...
Aesthetic chills mitigate maladaptive cognition in depression
BMC Psychiatry – January 10, 2024
Summary
Profound emotional "chills" can positively reshape core self-beliefs in individuals with depression. A clinical psychology investigation involving 96 patients with major depressive disorder found that experiencing aesthetic chills, often characterized by shivers, shifted their negative self-schema. This psychological intervention, influencing cognitive processes, shows parallels to the profound mental shifts observed in psychedelics and drug studies. Such experiences offer a non-pharmacological treatment avenue for mental health, potentially aiding in depression management.
Abstract
Abstract Background Depression is a major global health challenge, affecting over 300 million people worldwide. Current pharmacological and psychot...
Safety and tolerability of inhaled N,N-Dimethyltryptamine (BMND01 candidate): A phase I clinical trial.
European neuropsychopharmacology : the journal of the European College of Neuropsychopharmacology – March 01, 2024
Summary
Inhaled DMT shows promise as a rapid-acting psychedelic, with effects lasting just 10 minutes compared to hours for similar compounds. In this groundbreaking clinical trial, researchers tested different doses of N,N-Dimethyltryptamine in healthy volunteers, finding it both safe and well-tolerated. The dose-response study revealed positive mood effects and manageable physical responses, suggesting potential for treating mood disorders efficiently.
Abstract
Psychedelics are being increasingly examined for their therapeutic potential in mood disorders. While the acute effects of ayahuasca, psilocybin, a...
Mindfulness meditation and psychedelics: potential synergies and commonalities
Pharmacological Reports – November 06, 2023
Summary
Combining **mindfulness** **meditation** with **psychedelics** offers a powerful new **psychological intervention** for **mental health**. Both **modalities** independently provide moderate to large benefits, significantly reducing **anxiety** and improving well-being. Evidence suggests these psychedelic treatments and mindfulness practices share mechanisms, including altered self-consciousness and present-moment awareness, impacting **neurotransmitter receptor influence on behavior**. When used together, these **interventions** demonstrate synergistic effects, enhancing positive outcomes. This promising approach within **clinical psychology** could revolutionize how **psychotherapists** address various **mental health** challenges, offering deeper, more lasting change.
Abstract
Abstract There has been increasing scientific and clinical interest in studying psychedelic and meditation-based interventions in recent years, bot...
Thoughtseeds: A Hierarchical and Agentic Framework for Investigating Thought Dynamics in Meditative States.
Entropy (Basel, Switzerland) – April 24, 2025
Summary
During meditation, our thoughts behave like competing agents vying for attention. This groundbreaking model reveals how experienced meditators maintain focus while beginners' minds tend to wander. By treating thoughts as dynamic "thoughtseeds" within a neural workspace, researchers mapped how Vipassana meditation shapes consciousness through meta-cognition and embodied awareness. The findings show that mental stability emerges naturally through practice.
Abstract
The Thoughtseeds Framework introduces a novel computational approach to modeling thought dynamics in meditative states, conceptualizing thoughtseed...
Tulving's (1989) Doctrine of Concordance Revisited.
Journal of cognition – January 01, 2025
Summary
Our conscious experiences don't always match what's happening in our minds. This fascinating insight challenges how we understand memory and awareness. Research shows that while we may feel confident about a memory or experience déjà vu, the brain processes behind these feelings often operate independently from our conscious awareness. This disconnect appears in various memory phenomena, from metacognitive judgments to recognition confidence, revealing that our subjective experiences can be surprisingly unreliable guides to our cognitive processes.
Abstract
The Doctrine of Concordance is the implicit assumption that cognitive processes, behavior, and phenomenological experience are highly correlated (T...
Similarities and differences between natural sleep and urethane anesthesia.
Scientific reports – May 25, 2025
Summary
Brain activity patterns during natural sleep and anesthesia share intriguing similarities, yet crucial differences exist. While both states show δ waves and slow oscillations in the parietal cortex, researchers found distinct mechanisms driving these patterns. Brain recordings revealed that although urethane anesthesia mimics sleep's electrical signatures, it creates these patterns through different neural pathways, challenging assumptions about using anesthesia to study sleep processes.
Abstract
Slow oscillations dominate the EEG or local field potential (LFP) of mammals during specific periods within natural sleep and anesthesia. Such simi...
A dualist theory of experience.
Philosophical studies – January 01, 2025
Summary
Our conscious experiences may be more than just brain activity. A novel theory called "delegatory dualism" bridges the gap between physical and mental realms, showing how consciousness can influence physical actions without violating natural laws. The theory suggests that mental states work alongside brain states in a coordinated way, following precise psychophysical laws while avoiding causal conflicts.
Abstract
Dualism holds that experiences somehow arise from physical states, despite being neither identical with nor grounded in such states. This paper mot...
Navigating groundlessness: An interview study on dealing with ontological shock and existential distress following psychedelic experiences.
PloS one – January 01, 2025
Summary
Psychedelic experiences can profoundly shake one's understanding of reality, leading some people to grapple with deep existential questions. Researchers interviewed 26 individuals who faced psychological challenges after psychedelic use. While participants initially struggled with confusion about existence and meaning, many found relief through physical grounding practices, social support, and gradually integrating their experiences into a new worldview. The findings highlight how these intense experiences can ultimately lead to personal growth and transformed perspectives.
Abstract
Psychedelic induced mystical experiences have been largely assumed to drive the therapeutic effects of these substances, which may in part be media...
Integrated Information Theory and the Phenomenal Binding Problem: Challenges and Solutions in a Dynamic Framework.
Entropy (Basel, Switzerland) – March 25, 2025
Summary
Our brains seamlessly combine countless bits of sensory information into one unified conscious experience - a feat that challenges our understanding of consciousness. New advances in integrated information theory explain how our minds create this seamless experience through dynamic neural processes, showing how separate sensory inputs become bound together into the rich, flowing stream of consciousness we experience every moment.
Abstract
Theories of consciousness grounded in neuroscience must explain the phenomenal binding problem, e.g., how micro-units of information are combined t...
A scoping review of the effects of serotonergic psychedelics on attitudes towards death.
Psychopharmacology – April 21, 2025
Summary
Serotonergic psychedelics show remarkable potential in transforming how people view mortality. Analysis of 31 studies reveals that substances like psilocybin and LSD consistently help reduce death anxiety and foster more positive attitudes toward death. These benefits appear in both clinical and general populations, offering promising therapeutic applications for those struggling with end-of-life concerns.
Abstract
Emerging evidence suggests that psychedelic experiences have the potential to change attitudes towards death and reduce death anxiety. Improved att...
Integrating mindfulness into the academic curriculum: A qualitative study.
Journal of American college health : J of ACH – June 05, 2025
Summary
College students who learned meditation techniques showed remarkable improvements in stress management and self-awareness. Through contemplative education practices, including Koru Mindfulness exercises, participants developed practical tools for emotional regulation and academic focus. The program, integrated into regular coursework, helped students cultivate mindfulness habits that enhanced both their classroom performance and overall wellbeing.
Abstract
Objective: Most undergraduate students experience high stress levels, necessitating university support. Meditation-based programs can encourage stu...
Comparative acute effects of mescaline, lysergic acid diethylamide, and psilocybin in a randomized, double-blind, placebo-controlled cross-over study in healthy participants.
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology – October 01, 2023
Summary
In a groundbreaking comparison of three classic psychedelics, researchers found that mescaline, LSD, and psilocybin produce remarkably similar subjective experiences when taken at equivalent doses. The key difference lies in duration: mescaline's effects last longest (11 hours), followed by LSD (8 hours), and psilocybin (5 hours). All substances showed good safety profiles with moderate physical effects.
Abstract
Mescaline, lysergic acid diethylamide (LSD), and psilocybin are classic serotonergic psychedelics. A valid, direct comparison of the effects of the...
Dose-response relationships of LSD-induced subjective experiences in humans.
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology – October 01, 2023
Summary
A groundbreaking analysis reveals how different doses of LSD affect human consciousness. Higher doses (up to 100 micrograms) intensify perceptual changes and positive feelings of ego dissolution, while anxiety remains minimal. Beyond 100 micrograms, effects plateau. Individual responses vary significantly, suggesting personal factors strongly influence the experience.
Abstract
Lysergic acid diethylamide (LSD) is a potent classic serotonergic psychedelic, which facilitates a variety of altered states of consciousness. Here...
Altered State of Consciousness and Mental Imagery as a Function of N, N-dimethyltryptamine Concentration in Ritualistic Ayahuasca Users
Journal of Cognitive Neuroscience – January 01, 2023
Summary
Ayahuasca profoundly alters consciousness, with N, N-dimethyltryptamine (DMT) driving its primary psychological effects. Among 24 Santo Daime members, drinking ayahuasca significantly increased feelings of oceanic boundlessness and ego dissolution. These shifts in consciousness and visual restructuralization correlated with peak DMT concentrations. Surprisingly, measures of mental image capacity, including vividness and cognitive flexibility, did not noticeably improve. This suggests long-term engagement with psychedelics may lead to neuroadaptive changes, influencing Ayahuasca's impact on cognition and perspective, crucial for clinical psychology and drug studies exploring neurotransmitter receptor influence on behavior.
Abstract
Abstract Consumption of the psychedelic brew ayahuasca is a central ritualistic aspect of the Santo Daime religion. The current observational, base...
The thalamus in psychosis spectrum disorder.
Frontiers in neuroscience – January 01, 2023
Summary
The thalamus, a deep brain structure that acts like a neural switchboard, plays a crucial role in psychosis. Recent discoveries show how disrupted connections between the thalamus and cortex affect cognition and perception. Studies combining brain imaging and pharmacology reveal that this disruption mirrors effects seen with psychosis-inducing drugs. The mediodorsal nucleus appears particularly important, suggesting new treatment paths for mental health conditions.
Abstract
Psychosis spectrum disorder (PSD) affects 1% of the world population and results in a lifetime of chronic disability, causing devastating personal ...
Psychedelics, entropic brain theory, and the taxonomy of conscious states: a summary of debates and perspectives.
Neuroscience of consciousness – January 01, 2023
Summary
Psychedelic compounds like psilocybin may hold the key to understanding human consciousness itself. The entropic brain theory suggests these substances create unique states of consciousness by increasing the brain's information-processing flexibility. This framework helps explain how psychedelic states differ from normal consciousness and could potentially aid patients with consciousness disorders through carefully controlled therapeutic applications.
Abstract
Given their recent success in counseling and psychiatry, the dialogue around psychedelics has mainly focused on their applications for mental healt...
Experiences of microdosing psychedelics in an attempt to support wellbeing and mental health.
BMC psychiatry – March 14, 2023
Summary
Small doses of psychedelics like LSD and psilocybin may offer mental health benefits, according to users who carefully track their experiences. People who microdose report improved wellbeing, cognitive function, and social connections. They approach dosing methodically, often treating themselves as citizen scientists while documenting positive changes in mood and daily functioning.
Abstract
Microdosing psychedelic drugs is a growing phenomenon, but little is known about the experiences surrounding this. Research broadly suggests that p...
Psychedelics and schizophrenia: Distinct alterations to Bayesian inference.
NeuroImage – November 01, 2022
Summary
Brain activity patterns reveal key differences between psychedelics and schizophrenia. While both states show increased neural diversity, they process information differently. Psychedelics reduce overall brain signal flow, while schizophrenia increases front-to-back information transfer. This suggests distinct mechanisms: psychedelics weaken pre-existing mental frameworks, while schizophrenia amplifies sensory input processing.
Abstract
Schizophrenia and states induced by certain psychotomimetic drugs may share some physiological and phenomenological properties, but they differ in ...
Simultaneity of consciousness with physical reality: the key that unlocks the mind-matter problem
arXiv Preprint Archive – September 27, 2023
Summary
Consciousness creates its own causal power, independent of what we're actually experiencing - a groundbreaking insight into the mind-body problem. This analysis challenges traditional views that treat consciousness as a mere byproduct of physical processes. Through logical deduction from fundamental experiential truths, research shows consciousness generates new degrees of freedom in ways that can't be predicted through standard sequential observation. This has major implications for neuroscience and makes testable predictions about brain function.
Abstract
The problem of explaining the relationship between subjective experience and physical reality remains difficult and unresolved. In most explanation...
Consciousness: Here, There but Not Everywhere
arXiv Preprint Archive – May 27, 2014
Summary
While most physical systems process information, only some can truly experience consciousness. Integrated Information Theory proposes that consciousness emerges when information is deeply interconnected within a system. This groundbreaking framework in q-bio.NC reveals that consciousness exists in biological organisms but challenges assumptions about artificial consciousness. Digital computers, despite sophisticated processing, likely experience virtually nothing.
Abstract
The science of consciousness has made great strides by focusing on the behavioral and neuronal correlates of experience. However, correlates are no...
Occipital and left temporal instantaneous amplitude and frequency oscillations correlated with access and phenomenal consciousness
arXiv Preprint Archive – December 26, 2020
Summary
Brain activity patterns reveal how consciousness emerges! Scientists discovered specific brain regions that light up differently when we're consciously aware of something versus when information is processed unconsciously. Using advanced signal analysis, researchers found unique electrical patterns in the occipital and left temporal brain areas that correlate with conscious experiences, advancing our understanding of how the brain creates awareness.
Abstract
Given the hard problem of consciousness (Chalmers, 1995) there are no brain electrophysiological correlates of the subjective experience (the felt ...
Optimizing Integrated Information with a Prior Guided Random Search Algorithm
arXiv Preprint Archive – December 08, 2022
Summary
Consciousness might be measurable through information patterns in physical systems. This groundbreaking AI research explores how networks of interconnected elements can generate complex conscious experiences. Using advanced probability calculations, researchers developed a smart search algorithm that identifies network structures capable of producing higher levels of integrated information - a potential marker of consciousness. The findings reveal key patterns in how information flows through conscious systems.
Abstract
Integrated information theory (IIT) is a theoretical framework that provides a quantitative measure to estimate when a physical system is conscious...
Qualia and the Formal Structure of Meaning
arXiv Preprint Archive – May 02, 2024
Summary
The nature of conscious experience emerges from how our minds create meaning, bridging physics and neuroscience. Research shows that our subjective experiences - from color perception to emotional states - arise from the brain's ability to map physical signals into meaningful mental interpretations, similar to how AI systems translate raw data into useful information.
Abstract
This work explores the hypothesis that subjectively attributed meaning constitutes the phenomenal content of conscious experience. That is, phenome...
Synaptic clock as a neural substrate of consciousness
arXiv Preprint Archive – February 18, 2020
Summary
Our perception of time isn't uniform - it varies based on what we're experiencing. New research in q-bio.NC reveals how our brain's synaptic mechanisms create these flexible "time windows" of consciousness. Different types of information processing require different durations to enter awareness, suggesting consciousness itself may be fundamentally based on change rather than static states. This finding helps explain why time seems to speed up or slow down during various experiences.
Abstract
In this theoretical work the temporal aspect of consciousness is analyzed. We start from the notion that while conscious experience seems to change...
Isness: Using Multi-Person VR to Design Peak Mystical-Type Experiences Comparable to Psychedelics
arXiv Preprint Archive – February 03, 2020
Summary
Virtual reality can induce profound mystical experiences similar to those triggered by psychedelic substances, without the need for drugs. A groundbreaking human-computer interaction (cs.HC) experiment showed that carefully designed VR environments can create transformative group experiences where participants perceive themselves as pure energy, fostering deep feelings of connection and transcendence. Data from 57 participants revealed emotional responses matching those reported in clinical studies of psilocybin and LSD.
Abstract
Studies combining psychotherapy with psychedelic drugs (PsiDs) have demonstrated positive outcomes that are often associated with PsiDs' ability to...
A Neuronal Noise Critique of Integrated Information Theory
arXiv Preprint Archive – December 06, 2021
Summary
Brain noise isn't just random static - it's essential for how we think and learn. New research challenges a major theory of consciousness by showing that neural "noise" actually helps our brains process information and make decisions. While traditional models suggested this background activity reduces mental clarity, experiments reveal that controlled neural variability is crucial for learning, visual recognition, and forming mental categories. This finding fundamentally reshapes our understanding of how consciousness emerges from brain activity.
Abstract
Integrated Information Theory (IIT) is an audacious attempt to pin down the abstract, phenomenological experiences of consciousness into a rigorous...
Emerging strategies and clinical recommendations for the management of novel depression subtypes.
Expert review of neurotherapeutics – April 01, 2025
Summary
Depression manifests differently today due to modern pressures and social changes. New research reveals distinct subtypes, including early-onset depression in youth, cases linked to social disconnection, and those complicated by substance use disorders. Treatment success comes from matching approaches to specific needs - combining traditional antidepressants with targeted interventions like specialized therapy and newer options such as ketamine for resistant cases.
Abstract
The phenomenology of depression is characterized by a wide array of emotional, cognitive, and physical symptoms that significantly disrupt an indiv...
"This is you teaching you:" Exploring providers' perspectives on experiential learning and enhancing patient safety and outcomes in ketamine-assisted therapy.
PloS one – January 01, 2024
Summary
Personal experience with psychedelics significantly enhances therapists' ability to support patients during ketamine therapy, according to healthcare providers at leading wellness clinics. Through in-depth interviews with eight trained therapists, researchers found that firsthand psychedelic experience helped practitioners better understand their clients' journeys and build stronger therapeutic relationships. Providers emphasized that formal experiential training would improve patient safety and treatment outcomes.
Abstract
This study explores therapists' perspectives on experiential learning, competencies, and training in ketamine-assisted therapy (KAT), a form of psy...
Amazonian Ayahuasca and Mental Health Outcomes
CORE – June 17, 2024
Summary
Traditional Amazonian plant medicine shows promising effects on mental well-being and personal growth. Analysis of retreat participants revealed significant improvements in depression, anxiety, and stress levels after ceremonial use. The brew's unique combination of natural compounds appears to promote positive personality changes and deeper connection to nature, while participants reported meaningful psychological insights during sessions. Results suggest careful, traditional administration may offer therapeutic benefits.
Abstract
Ayahuasca is a psychedelic plant brew originating from the Amazon Rainforest. It is formed from two basic components, the Banisteriopsis caapi vine...
Psychotherapists’ altered states of consciousness
Consciousness, Spirituality & Transpersonal Psychology – October 15, 2020
Summary
During therapy sessions, practitioners sometimes experience profound shifts in consciousness while deeply connecting with clients. These powerful moments occur when therapists remain fully present and open to their clients' essence. Research with both experienced therapists and advanced students found these altered states enhanced healing outcomes and fostered professional growth. The intense experiences strengthened therapeutic relationships and improved treatment effectiveness.
Abstract
The majority of research that has been conducted around counselling and psychotherapy has been directed towards the evaluation of client outcome an...
Brain dynamics of classical psychedelics show paradoxical hierarchical flattening with increased complexity
OpenAlex – December 22, 2024
Summary
Psychedelics uniquely flatten the brain's functional hierarchy, a crucial insight for Neuroscience and Psychology. Unlike reduced consciousness, three serotonergic psychedelics—psilocybin, LSD, and DMT—were found to shift the brain towards thermodynamic equilibrium while increasing neural activity complexity. This discovery, vital for Cognitive science and Cognitive psychology, and Psychedelics and Drug Studies, suggests a distinct mechanism. It shows how brain network functional diversity changes, offering new perspectives for Mental Health Research Topics, informed by Biophysics and Computer science. This work refines our understanding of consciousness.
Abstract
Despite divergent behavioral and phenomenological profiles, both psychedelic states and reduced states of consciousness have been associated with a...
Out of body experiences: Scoping review.
Explore (New York, N.Y.) – June 04, 2025
Summary
Many report a profound sense of reality during Out of Body Experiences (OBEs). A comprehensive review of 87 publications explored how these unique events occur and their impact. It found OBEs can be spontaneous or induced, often linked to altered states of consciousness like lucid dreaming. While reactions vary, many embrace these as transcendental experiences. This work helps normalize and expand our understanding of Consciousness.
Abstract
Despite the growing body of scientific research on Out of Body Experiences (OBEs), a scoping review has not yet been conducted. A search was conduc...
Effects of psychedelics on human oscillatory brain activity.
International review of neurobiology – January 01, 2025
Summary
Psychedelic compounds profoundly reorganize brain activity. Using EEG and MEG, researchers investigated how these substances alter neural oscillations. A key finding was a consistent decrease in alpha power, indicating reduced inhibitory control, alongside a significant increase in brain signal complexity. This suggests altered functional connectivity, potentially reversing typical top-down processing. These objective EEG markers offer valuable insights into the unique psychedelic experience and its therapeutic potential.
Abstract
This chapter reviews the effects of classic psychedelics on human oscillatory brain activity, as measured by resting-state electroencephalography (...
Human neuroimaging: fMRI.
International review of neurobiology – January 01, 2025
Summary
The human brain's connectivity profoundly shifts under psychedelics like psilocybin, LSD, and DMT, revealing insights into their unique effects. Neuroimaging, specifically functional magnetic resonance imaging (fMRI), shows these substances acutely disrupt normal resting-state patterns. This neuropsychopharmacology research suggests these fMRI-observed changes are closely linked to both the characteristic subjective experiences and positive long-term emotional impacts. This deepens our understanding of psychedelics and aids in developing new treatments.
Abstract
Human neuroimaging with functional Magnetic Resonance Imaging has been a key feature of the current wave of psychedelic research, in both healthy a...
Should we skip the trip? Clinical implications of psychedelic-associated subjective effects and the potential role of non-hallucinogenic alternatives.
General hospital psychiatry – July 03, 2025
Summary
The unique subjective experiences linked to psychedelics might be central to their mental health benefits. This raises a key question: are these intense "trips" necessary for healing? Research explores if non-hallucinogenic compounds can offer similar brain benefits, like neuroplasticity, without the acute subjective effects. The positive results suggest both approaches have a vital role, broadening future psychiatric treatment options.
Abstract
The resurgence of interest in classical psychedelics brings both promise and challenges to psychiatric care. Increasing evidence supports the thera...
‘Mind-Revealing’ Psychedelic States: Psychological Processes in Subjective Experiences That Drive Positive Change
Psychoactives – September 27, 2024
Summary
Beyond chemical effects, it's the *experience* during altered states of consciousness that truly drives healing. A review explored how subjective phenomena, including those from psychedelic substances or breathwork, foster therapeutic change. Findings highlight that mystical experiences, alongside insight and emotional breakthroughs, are crucial for positive mental health outcomes. This suggests psychology must embrace personal subjective realities for effective psychedelic-assisted therapy, enhancing mental health.
Abstract
This narrative review explores the utilization of psychedelic states in therapeutic contexts, deliberately shifting the focus from psychedelic subs...
What motivates spiritual health practitioners in psychedelic-assisted therapy? A qualitative study and implications for facilitator training practices
Psychedelics – April 29, 2025
Summary
Intriguingly, spiritual care providers in psychedelic therapy are often driven by profound personal experiences. A qualitative investigation of 15 practitioners revealed that direct encounters with psychedelics frequently sparked their initial interest. They find deep fulfillment and personal growth by witnessing patient healing. This personal insight is invaluable, and robust facilitator training emphasizing self-reflection ensures objective, high-quality spiritual care for patient well-being.
Abstract
Spiritual health practitioners (SHPs), also known as healthcare chaplains, are increasingly involved in facilitating psychedelic-assisted therapies...
Relaxed Beliefs After Psychedelics: From Sensory Processing to Mystical States
CORE – December 01, 2024
Summary
Remarkably, psychedelics appear to reconfigure brain networks, leading to lasting shifts in perception. Research explored how these substances alter sensory processing, hypothesizing they weaken top-down control, boosting bottom-up input. Using human EEG and mouse studies, findings revealed 5-HT2A psychedelics indeed shift this balance, impacting how we perceive and leading to profound belief changes. These positive results contribute to their therapeutic effects. Distinct brain network changes were observed with 5-MeO-DMT. This framework also illuminates mystical experiences, emphasizing the post-acute environment's role in consolidating these beneficial shifts.
Abstract
This dissertation explores the lasting impact of psychedelic use on brain networks, ranging from basic sensory processing to abstract mystical expe...
Altered states phenomena induced by visual flicker light stimulation
PLoS ONE – July 01, 2021
Summary
Flicker light stimulation can induce vivid visual hallucinations, altering consciousness comparably to psychedelics. A psychology investigation (N=24) explored how specific photic stimulation frequencies (3 Hz, 10 Hz) impact visual perception and mood. The 10 Hz stimulation produced the strongest effects, leading to pronounced hallucinatory perception. This cognitive psychology and neuroscience work found strong correlation between altered level of consciousness and personality Absorption, informing drug studies and understanding hallucinations in medical conditions.
Abstract
Flicker light stimulation can induce short-term alterations in consciousness including hallucinatory color perception and geometric patterns. In th...
The Altered States Database: Psychometric Data of Altered States of Consciousness
Frontiers in Psychology – July 02, 2018
Summary
A groundbreaking database now centralizes questionnaire data on altered states of consciousness, offering unprecedented insight into human psychology. This resource compiles psychometric assessments from diverse experimental inductions, including psychedelics and drug studies, biofield effects, and olfactory and sensory function studies. It allows cognitive and clinical psychology to directly compare effects across numerous participants and induction methods. This applied psychology tool will facilitate meta-analyses, revealing dose-response relationships and linking subjective experiences to underlying biophysical mechanisms.
Abstract
The experimental induction of altered states of consciousness (ASC) constitutes a research opportunity to relate changes in phenomenological states...
What fMRI studies say about the nature of the psychedelic effect: a scoping review
Frontiers in Neuroscience – July 01, 2025
Summary
Psychedelics like psilocybin profoundly reshape brain function, showing promise for mental health. A comprehensive review of dozens of functional magnetic resonance imaging (fMRI) studies in neuroscience reveals consistent patterns. These serotonergic compounds induce a "de-differentiation" of brain networks, notably impacting the default mode network, thalamus, and amygdala. This insight from cognitive psychology, leveraging diverse fMRI approaches, highlights ego dissolution's importance, advancing our understanding of how these serotonergic substances influence behavior in drug studies through biochemical analysis.
Abstract
Research on psychedelic drugs, such as psilocybin, LSD or DMT, is a burgeoning field, with an increasing number of studies showing their promise in...
Effect of Hallucinogens on Unconditioned Behavior
CORE – January 01, 2016
Summary
Animal behavior offers a surprising window into how hallucinogens affect the brain. Researchers explored rodent head twitches, startle responses, and exploratory behavior. These models effectively show how these substances primarily activate specific brain receptors (5-HT2A), consistently mirroring human effects. This provides valuable insights into fundamental mechanisms, bridging molecular action to observable behavior.
Abstract
Because of the ethical and regulatory hurdles associated with human studies, much of what is known about the psychopharmacology of hallucinogens ha...
Ibogaine and Subjective Experience: Transformative States and Psychopharmacotherapy in the Treatment of Opioid Use Disorder.
Journal of psychoactive drugs – January 01, 2019
Summary
Many people seeking help for opioid use disorder experience profound spiritual transformation during a unique oneiric psychedelic drug treatment. This approach explores how the powerful hallucinogen, ibogaine, impacts subjective experience. Researchers observed 44 participants, finding ibogaine often induced "complete mystical experiences" with vivid visions. These led to confronting past actions but also offered release from guilt and worthlessness, highlighting ibogaine's distinct healing capacity beyond mere withdrawal reduction from opioids.
Abstract
This article examines the therapeutic potential of ibogaine, a powerful oneiric alkaloid derived from Tabernanthe iboga, through exploring the subj...
Psychedelics as medicines for substance abuse rehabilitation: evaluating treatments with LSD, Peyote, Ibogaine and Ayahuasca.
Current drug abuse reviews – January 01, 2014
Summary
Despite historical prohibitions, certain psychedelics show remarkable promise for addiction recovery. Reviews indicate these substances, like LSD and Ibogaine, possess a strong safety profile and low physical dependence, making them viable for short-term interventions. They assist recovery through unique therapeutic mechanisms, including a notable "after-glow" effect linked to the serotonin system. This offers a compelling new avenue for addiction treatment.
Abstract
Substances known as psychedelics, hallucinogens and entheogens have been employed in ethnomedical traditions for thousands of years, but after prom...
Dynamic brain states underlying advanced concentrative absorption meditation: A 7-T fMRI-intensive case study.
Network neuroscience (Cambridge, Mass.) – January 01, 2025
Summary
Advanced meditation significantly alters brain states, with a meditator experiencing distinct dynamic functional connectivity (DFC) during 27 runs of jhāna meditation and 7-T fMRI scans. Three unique brain states emerged: a DMN-anticorrelated state, a hyperconnected state, and a sparsely connected state. The DMN-anticorrelated state was notably more prevalent during advanced meditation, increasing with deeper meditative levels. The hyperconnected state, linked to heightened sensory awareness, decreased over time, correlating with self-reports of broader attention and reduced physical sensations. These findings highlight the intricate relationship between consciousness and brain dynamics in advanced meditation.
Abstract
Advanced meditation consists of states and stages of practice that unfold with mastery and time. Dynamic functional connectivity (DFC) analysis of ...
Traumatic Psychedelic Experiences.
Current topics in behavioral neurosciences – April 29, 2025
Summary
Traumatic psychedelic experiences can lead to significant adverse effects, with up to 20% of users developing post-traumatic stress disorder or acute stress disorder after such events. While some individuals may recover quickly, others face prolonged difficulties, including anxiety and sleep disturbances. Factors contributing to these experiences often include feelings of horror and helplessness, unsafe environments, and pre-existing trauma. Understanding the causes and potential outcomes is crucial for minimizing negative impacts and fostering post-traumatic growth in affected individuals.
Abstract
Psychedelic experiences involving extreme feelings of horror, helplessness, and perceived threats can be traumatizing. Traumatic psychedelic experi...