How much physical activity do you need? The evidence is clear—physical activity fosters normal growth and development, can reduce the risk of various chronic diseases, and can make people feel better, function better, and sleep better. Some health benefits start immediately after activity, and.
The 2008 Physical Activity Guidelines for Americans recommend adults (aged 18 to 64 years) to incorporate aerobic and muscle-strengthening activity in each week. Inactive Adults. Remember to start slowly! Aim for light or moderate intensity for short periods of time. Make sure to spread out the physical activity sessions throughout the week.
The Physical Activity objectives for Healthy People 2020 reflect the strong state of the science supporting the health benefits of regular physical activity among youth and adults, as identified in the PAG. Regular physical activity includes participation in moderate- and vigorous-intensity physical activities and muscle-strengthening activities.