In part one of what marijuana really does to your brain, we traced the discovery of the cannabinoid receptor. Finding the receptor is the first step in determining how smoking causes a high. The next ...

Marijuana has been a hot topic for years, but one often clouded by misperceptions. Many turn to it as a perceived panacea, hoping it will address health issues or enhance their well-being if other ...

As daily cannabis use rises to historic levels in the U.S., some longtime users are finding it harder to quit.

According to a new paper published in The Journal of Neuroscience, young adults who casually smoke weed sustain changes to areas of the brain associated with emotion and (you guessed it) motivation.

Discovered: Hybrid climate change fighting sharks, weed's effects on brain function, smartphones are addictive, an astounding link between diabetes, income and ADHD, and the kindness of humble ...

Weed is no longer just for hippies or hip-hop stars — around 22 million people in the U.S. are cannabis users. But there’s still a lot we don’t know about the long-term effects of marijuana on men’s ...

A former heavy cannabis user has detailed the mental and physical changes he experienced after quitting weed for six months, describing clearer focus, reduced anxiety, easier breathing and better ...

A new study has found that more than 84% of cannabis users smoke, eat, drink or vape marijuana within eight hours of getting behind the wheel. The AAA Foundation for Traffic Safety published a report ...