Exercise And Harm
Anytime you exercise, your brain releases chemicals known as endorphins that produce a feeling of euphoria, which is known as "runners high", which is also very easy to become chemically addicted to. Without this rush, you'll feel irritable and out of it until you exercise again. Therefore, you'll go on exercising and not ... way up. Before you know it, you'll know how to prevent injuries before they happen and you'll know exactly what you need to do to remain healthy.