What is vigorous intensity?
Vigorous-intensity physical activity is more challenging and involves rhythmic, repetitive physical activities that use large muscle groups at 70 percent or more of maximum heart rate (rate varies by age). Examples of vigorous physical activities include jogging/running, lap swimming, bicycling, aerobic dancing, skating, rowing, jumping rope, cross-country skiing, hiking/backpacking, racquet sports, and competitive group sports (soccer, basketball, etc.).