Please see below selected recent addiction-related change.
See also: Halcyon Addiction Headlines
- The Economist pointed to a study showing that regular use of potent cannabis, with levels of tetrahydrocannabinol above 10%, increases the risk of developing psychosis five-fold. The study, which looked at weed smoking in a group of patients newly diagnosed with psychosis, formed part of a growing body of evidence linking cannabis use to mental-health problems in Europe. In London, 30% of new cases of psychosis in the study were reckoned to be linked to strong cannabis.