Exercise is healthy right? Well, it certainly is for most people, however for others it can become an addiction that does more harm than good.
Here's a common belief about exercise. If you work out in the morning and want to lose more calories, don't eat before exercise.
Lactic acid isn't the enemy it's been made out to be.
Sweat is good. When you’re too hot, the sweat evaporating on your skin can cool your body off. Sweat also provides a good waste disposal system for your body, getting rid of toxins and other waste products as it cools you down. However, for top athletes who sweat a lot, too much of a good thing can spell trouble. Learn more on this Moment of Science.