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…