Marijuana is made from the shredded and dried parts of the cannabis plant, including the flowers, seeds, leaves, and stems. It’s also known as pot, weed, hash, and dozens of other names. While many ...

Though some say weed can improve mood and energy, there are negative effects on cognitive skills — especially in younger ...

This is the last post in a three-part series. Parts 1 and 2 covered marijuana’s brain mechanism and seven short-term effects. Now, we’ll explore marijuana's long-term effects on the brain. Marijuana's ...

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 ...

SAN DIEGO — A new UC San Diego study strengthens the growing body of evidence that marijuana use impacts adolescent brain development. Researchers observed slower gains in cognitive tests that ...

Studies show THC can influence multiple stages of memory formation, shaping not just what we remember—but how accurately we remember it. New research suggests THC may do more than blur memory—it can ...

Reports of vivid dreams are “very well known” in cannabis and neuroscience research, says Andrew Kesner, assistant professor ...

Marijuana use seems to be more popular (or at least more openly talked about) than ever. Regardless of whether you’re on the gummy bandwagon, you might wonder how it really affects your brain after ...

As cannabis legalisation expands and marijuana products become more potent, scientists are racing to understand the drug’s long-term effects. Researchers from the National Institute on Alcohol Abuse ...

A major shift in U.S. drug policy has sparked debate around marijuana, and now, a heart surgeon is weighing in on the effects of cannabis. Donald Trump is currently moving to reclassify marijuana, ...