It belongs to aerobic exercise. When climbing stairs, concentrate and keep your eyes on the front; When going up the stairs, you should land on the forefoot, push your hind legs straight, use your toes hard when you leave the ground, clench your fists or not, use your arms before and after, and pay attention to raising your head, abdomen and straightening your body; When you go downstairs, you should also land on your feet first, and then transition to landing on your feet with your arms placed at will. After climbing the stairs, you can "relax" your knees and have a local massage.