Free radicals are atoms, molecules or ions that have been oxidized and can begin a cascade of disease inside your body. Free radicals may help to develop degenerative diseases like cancer or heart disease. Antioxidants
To improve muscular endurance [Endurance: The ability to work hard for long periods of time.] you must repeatedly work and contract [Contract: A muscle tenses as fibres shorten.] the muscle groups you aim to develop.
When you take a flight of stairs you have a tough time catching your breath. What about taking a speed walk by the park for the first 2 minutes, and you feel that already tires you out. This literally means that you should