There are no studies that show how old ankylosing spondylitis is before it occurs or does not progress. Ankylosing spondylitis is a chronic inflammatory disease involving the spine that occurs in young adults, with peak incidence in the 20s and 30s, but there is no research to suggest that it does not occur after what age. It is important to pay attention to adhere to the treatment, regular review, reasonable adherence to exercise, etc., can make the patient in a long-term relatively stable state. Ankylosing spondylitis should pay attention to strengthen the exercise, correct the bad sitting posture, choose the hard board bed when sleeping, and take more supine position when sleeping. Pay attention to a light diet, balanced nutrition, avoid spicy, stimulating food. It is recommended that patients with ankylosing spondylitis go to the rheumatology and immunology department in time for standardized treatment under the guidance of doctors and regular follow-up.