
Skunk cannabis users are 18 times more likely to develop psychosis than those who smoke milder forms of the drug, doctors have warned.
Skunk can be ten times stronger than other types of the drug and has become the most common variety in recent years.
Researchers from the Institute of Psychiatry in London compared data on almost 200 cannabis users.
More than half were being treated for psychosis, in which hallucinations and delusions leave sufferers unable to tell between real and imagined.
Skunk was the drug of choice for psychosis sufferers, with users 18 times more likely to develop the condition
LINK: http://www.dailymail.co.uk/health/article-1031204/Why-skunk-smokers-18-TIMES-likely-psychotic-cannabis-users.html