By staying fit, you maximize your chances of having a long and vigorous life" (Biller, 2002, p. 165). In addition, cardiovascular health usually deteriorates with age, and so, exercise is even more important as individuals get older. Another author writes, "Aging people begin to experience an increase in systolic blood pressure and a reduction in over-all cardiac output at rest and during exercise. The valves of the heart may begin to deteriorate and heart muscles decrease in size, reducing the ability to pump large amounts of blood ("Exercise Helps Put off," 1993, p. 7). As the body ages, it changes, and a good exercise program can help keep these changes at a minimum and help people live longer, more productive lives.

Proof also exists that a good exercise regimen can also help stave off the symptoms of adult-onset (Type 2) diabetes. A major clinical trial indicated that adults who are...
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