Are altered states considered abnormal by science?
Short Answer
Modern science generally views altered states as natural variations in consciousness rather than abnormal conditions, representing different neural network configurations and brain wave patterns.
Why This Matters
This shift occurred because neuroimaging reveals that altered states involve measurable changes in brain connectivity, neurotransmitter activity, and neural oscillations rather than pathological dysfunction. Research demonstrates that states like meditation, REM sleep, and even psychedelic experiences follow predictable neurobiological patterns that serve adaptive functions. These findings have led scientists to recognize altered states as part of consciousness's normal spectrum, resulting in increased research into their therapeutic and cognitive benefits.
Where This Changes
The distinction becomes important when altered states impair daily functioning, occur involuntarily, or stem from underlying medical conditions. Clinical contexts may classify certain persistent altered states as disorders requiring intervention.