Impacts of Physical Activity on the Obese.

Approximately two-thirds of the US population is overweight or obese. Physical activity is recommended for preventing obesity, aiding in weight loss, and decreasing rates of chronic diseases. This article reviews current statistics for obesity, physical activity, and physician counseling patterns. Principles of exercise physiology relating to cardiopulmonary fitness and chronic disease are also reviewed and methods for increasing physical activity in adults and children are suggested.