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The Altered States Database: Psychometric Data of Altered States of Consciousness [PDF]

open access: yesFrontiers in Psychology, 2018
The experimental induction of altered states of consciousness (ASC) constitutes a research opportunity to relate changes in phenomenological states to underlying biophysical mechanisms. A variety of pharmacological and non-pharmacological methods were reported to induce consciousness alterations in humans, ranging from the consumption of psychoactive ...
Timo T. Schmidt   +2 more
doaj   +7 more sources

Whole-Brain Models to Explore Altered States of Consciousness from the Bottom Up [PDF]

open access: yesBrain Sciences, 2020
The scope of human consciousness includes states departing from what most of us experience as ordinary wakefulness. These altered states of consciousness constitute a prime opportunity to study how global changes in brain activity relate to different ...
Rodrigo Cofré   +6 more
doaj   +4 more sources

EEG Microstates in Altered States of Consciousness [PDF]

open access: yesFrontiers in Psychology, 2022
Conscious experiences unify distinct phenomenological experiences that seem to be continuously evolving. Yet, empirical evidence shows that conscious mental activity is discontinuous and can be parsed into a series of states of thoughts that manifest as ...
Lucie Bréchet   +3 more
doaj   +4 more sources

Healing altered states of consciousness

open access: yesInternational Journal of Yoga, 2015
Byline: T. Srinivasan Instability in body-mind gives rise to self-discovery and an altered state of consciousness. This is the experience of most people. Especially, when the instability portends facing bodily death, one's inner search is intense, and one may go through depression, despair and denial.
T M Srinivasan
doaj   +4 more sources

Altered States of Consciousness during an Extreme Ritual. [PDF]

open access: yesPLoS ONE, 2016
Extreme rituals (body-piercing, fire-walking, etc.) are anecdotally associated with altered states of consciousness-subjective alterations of ordinary mental functioning (Ward, 1984)-but empirical evidence of altered states using both direct and indirect
Ellen M Lee   +7 more
doaj   +4 more sources

The strength of neural entrainment to electronic music correlates with proxies of altered states of consciousness [PDF]

open access: yesFrontiers in Human Neuroscience
In electronic music events, the driving four-on-the-floor music appears pivotal for inducing altered states of consciousness (ASCs). While various physiological mechanisms link repetitive auditory stimuli to ASCs, entrainment—a brainwave synchronization ...
Raquel Aparicio-Terrés   +9 more
doaj   +4 more sources

A scoping review for building a criticality-based conceptual framework of altered states of consciousness [PDF]

open access: yesFrontiers in Systems Neuroscience, 2023
The healthy conscious brain is thought to operate near a critical state, reflecting optimal information processing and high susceptibility to external stimuli. Conversely, deviations from the critical state are hypothesized to give rise to altered states
Charles Gervais   +12 more
doaj   +2 more sources

Case report: Maintaining altered states of consciousness over repeated ketamine infusions may be key to facilitate long-lasting antidepressant effects: some initial lessons from a personalized-dosing single-case study [PDF]

open access: yesFrontiers in Psychiatry, 2023
BackgroundThe interest in psychoactive agents for treating mental disorders has gathered a growing body of scientific interest. However, research on the relationship between altered states of consciousness (ASCs) and ketamine’s antidepressant properties ...
Steffen Reissmann   +7 more
doaj   +2 more sources

Subjective time under altered states of consciousness in ayahuasca users in shamanistic rituals involving music [PDF]

open access: yesBrazilian Journal of Medical and Biological Research, 2020
Ayahuasca is described as a hallucinogenic substance whose property is to alter the subjective experience of time and impair the perception of the passage of time during stimuli of more than two to three seconds.
A.P.S. Campagnoli   +2 more
doaj   +2 more sources

Neural tracking at theta predicts drumming-induced altered states of consciousness [PDF]

open access: yesScientific Reports
Altered states of consciousness (ASC) involve shifts in perception, cognition, and awareness, offering a unique lens on the nature of consciousness. Across cultures, rhythmic drumming in the theta range (4–7 Hz) is often used to induce such states, but ...
Yoel Gordon   +3 more
doaj   +2 more sources

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