title: Physical activity guidelines.
mesh_terms: D002487:Centers for Disease Control and Prevention, U.S.; D005081:Exercise Therapy / Q000379:methods / Q000592:standards*; D006801:Humans; D009765:Obesity / Q000517:prevention & control*; D018579:Patient Selection; D010809:Physical Fitness; D017410:Practice Guidelines as Topic; D014481:United States