Of course, the existence of a positive correlation between cannabis use and psychosis does not allow us to draw a direct causal link between the two. Psychosis could cause cannabis use, rather than vice versa, or an unknown mediating factor could cause both cannabis use and psychosis.

Moreover, different strains of cannabis pose more or less risk for psychosis. A comparison of the two most common types of cannabis in the United Kingdom, hash and sinsemilla ( skunk ), found that using skunk implied a significantly greater risk of psychosis, while hash did not.

On 26 March 2002, a psychiatrist certified that she suffered from a serious mental disturbance, possibly from psychosis.

Most of them have Korsakoff's syndrome, a polyneuritic psychosis that they drank way too much, and they can't make new memories.

Some people would also say that creativity may be a function of some other neurological quirk van Gogh syndrome that you have a little bit of, you know, psychosis, or depression.

He contended that all relevant medical documentation was available to the treating psychiatrist at the time of the psychiatric examination, and that her diagnosis that he suffered from the lesser affliction of acute schizophroidal psychosis , rather than actual schizophrenia, was binding.

According to the author, the examining psychiatrist concluded that he suffered from an acute schizophroidal psychosis , rather than actual schizophrenia the psychiatrist told him that his new diagnosis would be formalized once she had obtained pertinent documents about the author's psychiatric history.

People who started using cannabis before the age of 16 have a higher risk of psychosis compared to those who start after 18. This is in line with biological evidence suggesting that the maturing brain is more susceptible to the negative impact of cannabis.

The nonsexual torture that was committed ranged from beatings and suffocation, electrodes attached to genitals, and forced sleep deprivation, to prisoners being hung by the wrists from the ceiling and placed in solitary confinement until psychosis was induced. These abuses violate both US and international law.

For carriers of the C C variant (which occurs in roughly 20 of the population), the risk of psychosis increased seven fold but only for the people who used cannabis every day. Using cannabis on weekends or less often posed no increased risk, which was also the case for daily and weekend use among carriers of the C T and T T variants of AKT1.