Recreational marijuana has been legalized across nearly half the U.S., with efforts currently underway in other states. But, ...

Although 40 states have legalized medical marijuana, the federal government still lists it as a controlled substance.

Medical marijuana was associated with “significant decreases in self-reported anxiety and depression” compared to before ...

A growing number of studies link cannabis to heart attacks, strokes, psychosis and addiction as public opinion slowly turns ...

Rob Greene took aim at the federal ban on firearms for users of medical marijuana. He argued American history was on his side, but judge disagreed.

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.