Physical activity and Public Health

Adults (18–65 years) should perform 30 min or more of moderate intensity aerobic physical activity on 5 or more days of the week, vigorous intensity activity of at least 20 min, 3 days per week, or a combination of moderate intensity (30 min twice weekly) and vigorous intensity (20 min twice weekly) activities. Strength-enhancing activities should be performed at least twice weekly.

Haskell WL, Lee IM, Pate RR,et al.Physical activity and public health: updated recommendation for adults from the American College of Sports Medicine and the American Heart Association. Med Sci Sports Exerc 2007; 39:1423 –1434. 

 Older adults (65+ years) should emphasize moderate intensity aerobic activity to reduce the risk of injury and include activities to increase flexibility and balance.

Nelson ME,Rejeski WJ,Blair SN,et al. Physical activity and public health in older adults: recommendation from the American College of Sports Medicine and the American Heart Association. Circulation 2007; 116:1094 – 1105.