Pain on both sides of the back can be caused by localized aseptic inflammation, respiratory diseases, ankylosing spondylitis, and so on. 1. Local aseptic inflammation: If there are many diseases such as fasciitis, synovitis or scapulitis, it will cause pain on both sides of the back when you move. Normally, it is necessary to minimize weight-bearing activities and keep the local warmth. 2. Respiratory diseases: some patients have back pain, which may be caused by respiratory diseases, such as lung cancer, tuberculosis, pleural adhesion, etc. 3. Ankylosing spondylitis: Ankylosing spondylitis is a kind of disease with high incidence in contemporary life, which usually leads to persistent low back pain, especially in the morning when waking up, resulting in low back stiffness, which can be appropriately improved after activities. If there is pain on both sides of the back, should pay attention to appropriate rest, avoid strenuous exercise, avoid excessive weight bearing, do not sit for a long time and long time to stand, and appropriate aerobics to move the limbs. If the symptoms have not been relieved, you should consult a doctor in time to clarify the cause of the disease, so as not to delay the condition.