Is exercise really medicine?
The expression “exercise is medicine” has become a catchphrase to motivate people to move. But physical activity really is as effective as prescription medications in some cases. It can prevent the development of heart disease, stroke, type 2 diabetes, breast and colon cancer, depression, and falls. Physical activity improves sleep, endurance, and even sexual activity. And some scientists believe exercise is often as effective as drugs at preventing death from the most common killer diseases, such as cardiovascular disease and diabetes.
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