Runners and potheads have similar highs

By October 8, 2015Run

Why does something that is painful make us feel so good

It’s known that a runner’s high isn’t actually the result of endorphins, which are too large to cross the blood-brain barrier, but scientists have long sought the elusive cause of the much-talked-about sense of euphoria and calm that can accompany the end of a workout.

Now researchers are reporting in the Proceedings of the National Academy of Sciences that endocannabinoids, which are basically the body’s internally produced marijuana, are behind the subtly intoxicating effects of exercise.

Read more here.