A major new study has added to a growing body of research highlighting the health risks associated with marijuana ...

ABC News' Dr. Tara Narula breaks down a new study showing that cannabis use may double the risk of dying from heart disease.

Marijuana use is associated with increased sexual desire and arousal, as well as lower levels of sexual distress, new ...

Treat it like tobacco: avoid criminalizing it, discourage its use, and protect bystanders, says editorial. Cannabis use is associated with twice the risk of dying from cardiovascular disease, along ...

Anxiety is now the number one health condition that Pennsylvania patients use medical marijuana to treat, according to a new ...

You might have heard cannabis and cannabinoid products can help people sleep. Data shows one of the top reasons people use ...

Teams at the University of Maryland School of Medicine are studying the effects of THC and CBD — the two active ingredients ...

A new study shows marijuana use is linked to heart disease, which is the number one killer domestically and globally. Almost ...

A new Australian study found that a single dose of medicinal cannabis reduced total and REM sleep in people with insomnia, raising concerns over its true effectiveness as a sleep aid.

A wave of recent research points to reasons for concern for older users, with cannabis-related emergency room visits and ...

Long-term, persistent weekly or more frequent cannabis smoking leaves a distinct and partially reversible epigenetic ...

But overall, our findings suggest cannabinoids may acutely influence sleep, primarily by suppressing REM sleep, without ...