A recent randomized, placebo-controlled pilot study investigated the effects of acute, oral CBD (300 mg) on physiological and psychological responses to submaximal and exhaustive running exercise ...

An FDA-funded clinical trial found even modest CBD use triggered elevated liver enzymes in some healthy adults, raising safety concerns.

Impact On Performance Times "These results suggest that an acute dose of CBD (300 mg) taken 2 hours before a 2-mile run may benefit runners in competition by improving anxiety symptoms and ...

Penn points out that in this study, the subjects were given different doses of CBD — either 100, 300, or 900 milligrams. The 300 milligram dose outperformed the others, thanks to an “inverted ...