...is overweight. At least 25 percent are obese. Most lay people associate the term "obesity" with being very overweight. Health professionals, however, distinguish between the two terms. Overweight is defined as "an excess amount of body weight that includes muscle, bone, fat, and water." Obesity is refers directly "to an excess amount of body fat" (National Institutes of Health, 2001). Everyone needs a certain amount of body fat for "stored energy, heat insulation, shock absorption, and other functions" (National Institutes of Health, 2001). Health care providers tend to agree that males with more than 25 percent body fat and women with...