1. Meditation, also known as sitting cross-legged, is a health preserving method. Scientific meditation can relieve anxiety, promote smooth breathing and increase the flexibility of the body, but long-term meditation may lead to venous thrombosis and knee joint deformation, and for some people with bone and joint diseases, meditation will aggravate the illness and other disadvantages.

2. The benefits of meditation. Relieve anxiety: During meditation and deep breathing, the brain will calm the body, thus minimizing the adverse effects caused by anxiety, completely relaxing the body and calming the heart, thus alleviating the state of anxiety; Promote smooth breathing: during meditation, adjust normal natural breathing to thin, even, deep and long abdominal breathing to make breathing smoother; Increase the flexibility of the body: meditation can improve the flexibility of legs, ankles and buttocks, increase the flexibility of legs and buttocks, and reduce the chance of sports injuries.

3. The disadvantages of meditation. Venous thrombosis: long-term meditation will cause poor blood flow, leading to numbness in both legs, and even peroneal nerve paralysis and venous thrombosis in severe cases; Knee joint deformation: due to sedentary, the inner side of the knee joint is squeezed and the outer side is pulled. Excessive compression of medial ligament for a long time will lead to knee joint pain and even knee joint deformation; Aggravate the disease: For people with knee osteoarthritis, meditation can not only improve the stability of muscles and ligaments around the knee joint, but also aggravate the instability of the knee joint, leading to the damage of articular cartilage.