Playing with imaginary friends in childhood is linked to being more creative as an adult.
One in 3 people with severe depression do not respond to treatment.
A safety committee convened by the FDA has declared esketamine safe for severe depression. But isn't this drug the same as ketamine, an illegal street drug? A medical anthropologist explains.
Being isolated in total darkness has many physical and psychological consequences.
Depression, an altered sleep cycle, and hallucinations are some of the effects of living alone in total darkness.
Seeing a ‘bright light’ was probably just your brain hallucinating.
The scientific explanations might not be definitive, but your brain is largely responsible.
Just ask Céline Dion – and countless others.
A study in the 1960s brought together three people who believed they were Christ – the results still tell us much today about how well we recognise our own delusions.
Out-of-body experiences are also more common among those with autism.
Brain chemicals could explain some of these experiences, but so could bullying and social isolation.
This is your brain on plugs.
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Have you ever checked your phone thinking you had felt it vibrate or heard it ring, only to see that no one tried to reach you? One researcher decided to study this phenomenon.
People with delirium may hallucinate.
Delirium is a neurological (nervous system) condition where a person becomes suddenly confused. Around one in five elderly people in hospital suffer from delirium.
Ayahuasca, a plant-based brew that gives people a psychedelic experience, can be fatal, especially when mixed with other drugs.
Jairo Galvis Henao/flickr
Shaman have used the psychoactive effects of ayahuasca for spiritual and healing purposes for hundreds of years. But a new breed of tourist has discovered this plant-based drug.
'Alone' via www.shutterstock.com
When human contact is cut off, the brain begins to act in strange ways to preserve its sanity.
Healthy people can have visual hallucinations after taking drugs, being sleep deprived or suffering migraines.
Our study published this week shows a new method to induce and measure visual hallucinations in anyone at any time.
LSD causes euphoria, increased body temperature and hallucinations where some or all of the senses are distorted.
During the 1950s and 1960s, LSD was used more for psychotherapy than recreation. Between 1950 and 1965, many were treated with LSD for alcoholism, depression, schizophrenia, autism and homosexuality.
A new study of the brain structure of schizophrenics has revealed an important clue that could help treat hallucinations.
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Back in the early 1990s, I used to play the video game Tetris on my Nintendo Game Boy. I was really good at it – if I do say so myself – and I used to play for hours every day. When I went to bed I would…