Cannabidiol, the non-psychoactive component of cannabis, is developing a reputation as a trendy cure-all. But science knows very little about what it does in the human body, so much about the workings of this drug - including whether it works at all - is something of a mystery.

Greens leader Richard Di Natale has won a month-long campaign in the Senate to let terminally ill patients personally import medicinal cannabis.

When you picture someone smoking weed, a person cranking out reps in the gym is probably the last thing you'd think of. But some triathletes, bodybuilders, and marathon runners say it helps them focus and reduce anxiety. Here's what's really going on when you workout high.