First of all. Your legs are not muscles, but fat, because girls generally don't exercise professionally, so they can't build muscles. Generally, stovepipe can do more aerobic exercise, running, skipping rope, swimming and so on. Still squatting. You can stretch and pat to relax after practice, and you must keep exercising. Also, don't be afraid to exercise your muscles. It is difficult for girls to practice muscles, not to mention this small amount of exercise.