Physical Activity Guidelines for Americans | National Institute of Diabetes and Digestive and Kidney Diseases |
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Department of Health and Human Services | ACSM's Health-Related Physical Fitness Assessment Manual |
How older adults can get started with exercise.
28National Institute of Diabetes and Digestive and Kidney Diseases | American College of Sports Medicine |
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Tips to help you get active | Physical Activity Guidelines for Americans |
Department of Health and Human Services.
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