Not to ruin your high, but habitually smoking marijuana has been known to take a toll on the body. It can irritate the lungs, ...

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

More frequent use of marijuana damages the brain’s working memory, which could lead to issues with safety, communications and work success, a new study found. “Working memory is the ability to retain ...

A dirty habit practiced by 18 million Americans, one in seven of whom are teenagers, may raise the risk of permanent brain ...

The recreational use of marijuana has become more common in recent years. But some research has found that consuming cannabis could have negative effects on the body, especially the brain. A recent ...

I have schizophrenia. I was diagnosed in 2007. My first psychiatrist said I was permanently and totally disabled. My second psychiatrist decided my case was too complicated, and immediately dropped me ...

Dr Daniel Amen cited brain scans that prove long-term cannabis smoking can cause issues relating to attention, memory, mood ...

Today's marijuana is much more potent than in the past, experts say. More frequent use of marijuana damages the brain’s working memory, which could lead to issues with safety, communications and work ...