By 1892, the expression was in use in relation to hypnosis, though there is an ongoing debate as to whether hypnosis is to be identified as an ASC according to its modern definition. The … 展开

History of utilization of ASCs
Altered states of consciousness might have been employed by humans as early as 30,000 years ago. Mind-altering plants and/or excessive dancing … 展开

A classification of Altered States of Consciousness is helpful for comparing or differentiating induced ASCs and other variations of consciousness. Various researchers have attempted the classification into a broader framework. The attempts of … 展开

Entropic brain hypothesis
The entropic brain hypothesis by Robin Carhart-Harris in 2014 is a theory informed by neuroimaging research … 展开

There is no general definition of an altered state of consciousness, as any definitional attempt would first have to rely on a definition of a normal state of consciousness. Attempts to define the term can however be found in philosophy, psychology and … 展开

Pharmacological
An altered state of consciousness may be defined as a short-term change in the general configuration of one's individual experience, such that the rational functioning is clearly altered from one's usual state of … 展开

• Absorption (psychology)
• Delirium
• Hydrogen narcosis
• Lucid dreaming
• Night of Pan 展开