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The Physical Activity Guidelines for Americans, 2 nd edition pdf icon [PDF – 13.5 MB] external icon, issued by the US Department of Health and Human Services, recommend that children and adolescents ages 6 through 17 years do 60 minutes (1 hour) or more of moderate-to-vigorous physical activity daily. 1 Regular physical activity in children and adolescents promotes health and fitness.
Relationship between mean median and mode in positively skewed distribution