1. US Department of Health and Human Services. Physical Activity and Health: A Report of the Surgeon General. Atlanta: US Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion; 1996.
2. Physical activity and public health: a recommendation from the centers for disease control and prevention and the American college of sports medicine;Pate;JAMA,1995
3. Physical activity and cardiovascular health;JAMA,1996
4. Healthy people 2000. National health promotion and disease prevention objectives;US Department of Health and Human Services,1990
5. US Department of Health and Human Services. Healthy People 2010: National Health Promotion and Disease Prevention Objectives. Atlanta: US Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion; 2000.