Despite the cold days, there are still many elderly people who insist on getting up early to practice taijiquan. Taijiquan as China’s traditional exercise health, has a deep cultural heritage, but also has a good fitness effect, the beginning of learning taijiquan, the action should be slow not fast, from the word slow practice kung fu, laying the foundation. The frame can be a little higher, practice should be gradual, gradually increase the amount of exercise. However, it should be noted that not everyone is suitable for practicing Taijiquan. Some friends who are too old to practice Taijiquan blindly can easily damage their bones and joints, so practitioners must be careful. Practicing Tai Chi at an advanced age is not good for the bone joints Many people think that playing Tai Chi is a good fitness program, but in fact it is not exactly so. Bone disease experts believe that the basis of playing Tai Chi is to tie the horse stance, long-term tie the horse stance will cause joint compression on the knee bone joint, damage, easy to lead to knee osteoarthritis, knee osteoarthritis incidence in all osteoarthritis ranked No. 1. If you grew up with a foundation, there is no excuse. If you learn Tai Chi or yoga, etc. only when you are older, it is not good for your knee joints. What exercises are suitable for seniors? It is best for seniors to do outdoor low-intensity aerobic exercise, walking is the best way, muscle and joint contraction training, such as swimming, imitating pedaling action when lying in bed is also good. The elderly prevent osteoarthritis, do these points: a. Weight loss: try to avoid physical obesity to prevent aggravation of the knee joint, once the body is overweight, we must actively lose weight and control weight. Second, appropriate exercise: people with osteoarthritis of the knee, both to avoid excessive fatigue of the knee joint, but also to carry out appropriate functional exercise to increase the stability of the knee joint, to prevent muscle atrophy of the leg, which not only relieves joint pain, but also prevents the progress of the disease. Warm up before exercise: When participating in physical exercise, it is important to prepare for the activity, gently stretch the knee joint and let the knee joint fully move before participating in strenuous exercise. Pay attention to warmth: When the knee joint is cold, blood vessels contract and blood circulation becomes poor, which often makes the pain worse. V. Pay attention to diet: In terms of diet, you should eat more food containing protein, calcium, collagen and isoflavones. Sixth, pay attention to walking posture: pay attention to the posture of walking and labor, do not twist the body to walk and work. Avoid squatting for a long time, because the weight of the knee joint when squatting is 3 to 6 times its own weight, squatting at work is best changed to a low sitting position, sitting and standing for a long time, but also often change positions to prevent the knee joint fixed a posture and too much force. Seven, less climbing: people with osteoarthritis of the knee, as little as possible up and down the stairs, less climbing, less standing, less heavy lifting, to avoid excessive load on the knee joint and aggravate the disease.