Rob can't find much time to exercise, but he knows he has to do some activity to keep his heart healthy. which of the following is most likely to benefit him, if he remains in his target heart rate zone?

biking to the convenience store (5 minutes)
running to work instead of driving (20 minutes)
swimming after school (10 minutes)
lifting weights while on the phone (30 minutes)

Curology what technique are the advertising using?

Which of the following is a nonspecific defense against pathogens? - b cells - antibodies - t-cells - inflammation

The five components of health-related fitness include cardiorespiratory fitness, muscular strength, resting heart rate, muscular endurance, and body composition cardiovascular fitness, muscle tone, muscular endurance, flexibility, and body composition calisthenics, muscular strength, muscular endurance, flexibility, and body composition cardiorespiratory fitness, muscular strength, muscular endurance, flexibility, and body composition