2, climbing stairs is an aerobic exercise to lose weight, climbing stairs can quickly consume human body heat, with the effect of losing weight. Climbing stairs step by step at a normal speed, the compressive strength of fitness exercise is close to that between walking and running, while the energy consumption of going downstairs is relatively small. If you run up the stairs continuously and quickly or push two or three stairs at a time, the energy consumption will increase obviously, even more than running, which is conducive to increasing the stimulation to internal organs, thus making the function and physical fitness strong, which has an excellent effect on improving leg strength and achieving the actual effect of exercising body muscles and physical strength and losing weight through exercise.