Cannabis products containing high concentrations of delta-9-tetrahydrocannabinol (THC) -- the main psychoactive compound in marijuana -- were linked to psychosis, schizophrenia, and addiction, a ...

Adolescents who start using cannabis early and often are more likely to need health care for both mental and physical problems as they enter adulthood, according to a new study led by McGill ...

SAN DIEGO (FOX 5.KUSI) — Teens and young adults who use cannabis may be significantly more likely to become regular tobacco users later on, according to new research led by the University of ...

A new study found that teens who start using cannabis before age 15 are more likely to require healthcare for mental and physical health problems in early adulthood. The corresponding study was ...

SAN DIEGO (FOX 5.KUSI) — Teens and young adults who use cannabis may be significantly more likely to become regular tobacco users later on, according to new research led by the University of ...

High-concentration THC products are linked to unfavourable mental health outcomes like psychosis, schizophrenia, and cannabis use disorder (CUD), found a new systematic review published in the Annals ...

New research from the Institute of Psychiatry, Psychology & Neuroscience (IoPPN) at King's College London, in partnership with the University of Bath, has found that the reasons why a person chooses ...

State-level legalization of cannabis has been linked to a sharp rise in use among those with psychosis, a new study showed. Among those with psychosis, past-month cannabis use increased by 9.53 ...

Pot use among young adults reached historic levels in recent years, according to a federally supported survey. Daily use even ...

People with cannabis use disorder had more than triple the odds of developing oral cancer, a large five-year study found, raising red flags about the carcinogenic risks of heavy cannabis use, ...

A large systematic review indicated a strong link between high concentration delta-9-THC and psychosis or schizophrenia. High concentration THC was also strongly associated with cannabis use disorder.