Which of the following activities belongs on the top of the physical activity pyramid? A. playing video games B. calisthenics C. sprinting D. running Please select the best answer from the choices provided. A B C D

birth control pills, the birth control patch, and the vaginal birth control ring are these hormones prevent pregnancy mainly by stopping ovulation

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.