"Actually THC is a bronchial dilator and can actually help increase your oxygen consumption. A friend set some of his best running and rowing times when he was baked."

Marijuana and increased estrogen levels - Bodybuilding.com Forums
Natural Revolution Reviewed by Natural Revolution on . Runners How many of you that go jogging blaze up before you go? If I smoke before I run, I can run twice as far and have better control over my breathing the entire time. Does anyone else do this? Rating: 5