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 ...

New research on marijuana's impact on personal health shows that it's not just bank accounts that can shrink due to long-term recreational use. The drug may also decrease brain volume. “Long-term ...

Two of America’s favorite mood-altering drugs, marijuana and alcohol, are being consumed together, called crossfading, more frequently as marijuana becomes less regulated. Thus, there is a good reason ...

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 ...

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 ...

A 9-year-old student in New Mexico gave fellow students gummies - only to realize later they were not ordinary candies. The candies had apparently been laced with tetrahydrocannabinol, or THC, the ...

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, ...

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 ...