1. It strengthens the heart. The heart is a muscle. Like other muscles, its performance improves when it's regularly challenged by exercise. The heart responds to exercise by becoming stronger and more efficient. Strengthening the heart muscle can help ward off heart disease -- the leading cause of death in the United States, according to the U.S. Department of Health and Human Services -- even in early childhood.
It is very difficult to engage in exercise when other health concerns are at play. If exercise is very difficult with your present state, focus on eating right. Most weight loss specialists agree that weight loss has more to do with diet (up to 95% diet) versus exercise. Take a look at this article for advice: http://www.wikihow.com/Develop-Healthy-Eating-Habits
Drink at least eight glasses of water in between meals to control your appetite. This will support metabolism and burn fat. Do not drink too much water with your meals as it can dilute the stomach acids and impair digestion. Drinking pure spring water detoxifies your system and balances your stress hormones. Sodas, coffee, and sugary drinks should be avoided.
The skin also serves as a release point for heat. (See “Why Does My Face Turn Red When I Exercise?” for more on that.) When you exercise, your muscles generate a lot of heat, which you have to give up to the environment so your body temperature doesn’t get too high, Hackney says. The heat in the muscle transfers to the blood, which shuttles it to the skin; it can then escape into the atmosphere.