The Role of Physical Activity in the Prevention and Management of Obesity

摘要: Abstract The United States is facing 2 major lifestyle-related epidemics that are intricately linked: an epidemic of obesity and inactivity. Multiple interactions exist between lack physical activity obesity. Increased lowers the risk obesity, may favorably influence distribution body weight, confers a variety health-related benefits even in absence weight loss. Physical important for achieving proper energy balance, which needed to prevent or reverse Not only expended during activity, also has positive effect on resting metabolic rate. Regular can improve composition. Properly designed programs preserve increase lean muscle mass been strongly associated with maintenance expends 1,500 2,000 kcal/week appears necessary maintain Numerous studies have shown combination nutrition regular most effective intervention loss Walking convenient logical way obese persons their activity. plays multiple roles prevention treatment Dietitians other health care workers who treat patients should understand role comprehensive as well how incorporate prescription plans clients. J Am Diet Assoc. 1998;98(suppl 2):S31–S38 .