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

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 ...

As a psychiatrist and addiction medicine physician, I am surprised that some patients and their families still believe marijuana is a benign and innocuous substance. Over the past several years, I ...

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 ...

Forbes contributors publish independent expert analyses and insights. Dario Sabaghi covers the cannabis industry with a focus on Europe. A massive genetic study has found key genes linked to cannabis ...

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.