Young men who are heavy marijuana users more likely to develop schizophrenia, study finds

Marijuana plants are shown at a California Street Cannabis Company location in San Francisco on March 20, 2023. Along the West Coast, which has dominated U.S. marijuana production from long before legalization, producers are struggling with what many call the failed economics of legal pot...a challenge inherent in regulating a product that remains illegal under federal law. (AP Photo/Jeff Chiu)