Cannabis, commonly known as marijuana, is a plant that contains psychoactive compounds that can temporarily alter people's ...

Stephen Lankenau has spent years studying how people use cannabis in everyday life. As director of Drexel University’s Medical Cannabis Research Center, he has watched legalization spread, products ...

Add Yahoo as a preferred source to see more of our stories on Google. Older adults - those 60 and older - are the fastest-growing group of cannabis users in the country. Subscribe to The Post Most ...

As cannabis is legalized in more states across the country, new research points to the negative side effects of partaking too much. Researchers from the University of Colorado Anschutz Medical Campus ...