The association between marijuana, also known as cannabis, and schizophrenia is historically fraught. In the 1960s and 1970s, scientists thought that smoking cannabis could trigger psychosis in anyone.  Recent studies indicate that the risk is higher when the drugs are used by people under the age of 21, a time when the human brain is developing rapidly and is particularly vulnerable.  People with any biological … Continue reading Researchers identify link between cannabis use in young males and raised schizophrenia risk.