Regular physical activity reduces the risk of many adverse health outcomes 2. Some physical activity is better than none 3. For most health outcomes, additional benefits occur as the amount of physical activity increases through higher intensity, greater frequency, and longer duration 4. Most health benefits occur with at least 150 mins a week of moderate-intensity physical activity, such as brisk walking. Additional benefits occur with more physical activity 5. Both aerobic (endurance) and muscle-strengthening (resistance) physical activity are beneficial 6. Health benefits occur for children and adolescents, young and middle-aged adults, older adults, and those in every studied rac