The exercise is very important for patients with ankylosing spondylitis, as shown in: 1, to maintain the mobility of the spine, prevent the occurrence of spinal deformities, and delay the progression of the disease; 2, to maintain strong muscles and ligaments, prevent osteoporosis and muscle atrophy, and help maintain joint stability; 3, to improve drug efficacy and reduce drug dosage; 4, to improve respiratory function, regulate psychological balance, eliminate anxiety and improve the quality of life; Note Points: 1, in the active period of the disease, due to obvious physical pain, functional exercise can be appropriately reduced; 2, however, in the stable period of the disease when the pain is obviously relieved or only slight discomfort remains, you should not be bedridden and unwilling to move, otherwise the progress of the disease may be accelerated! 3, in the process of each exercise to the body “slightly sweating as degree”, do not overexerted. The earlier you apply it, the longer you stick to the exercise, the more you can maintain function and reduce the occurrence and development of deformities, and the more beneficial the relief of symptoms and signs, the better.