Obesity is a chronic condition characterized by excess fat deposition in adipose tissue and
other organs, for example, liver, skeletal muscle, heart, and pancreatic islets. In the United
States, the prevalence of obesity (body mass index [BMI] 30) in adults is estimated to be
30%, and extreme obesity (BMI 40) to be 5%. Increases in obesity have been reported in
children and adults in industrialized and developing countries. This has enormous public
health consequences because obesity increases the risk of diabetes, hypertension …