Three months after the rib fracture, there is swelling and pain when working, need to analyze the specific situation, if only simple rib fracture, no other complications, is a normal phenomenon, if combined with other injuries, need to continue rehabilitation training to restore normal function. Simple rib fracture without other complications, after conservative treatment or surgery, the prognosis is good, three months after the rib fracture has basically recovered to normal, the pain may be caused by excessive force pulling the surrounding tissue, which is generally normal, but it is recommended to engage in light manual labor first, and gradually transition to heavy manual labor. If combined with other complications, such as nerve damage, tendon rupture, etc., may be due to the seriousness of the disease, has not yet fully recovered, need to continue to carry out rehabilitation training. Rib fracture patients should not exercise strenuously, should practice deep breathing under the guidance of the doctor, chest expansion exercise with arms outstretched, pay attention to nutrition and avoid spicy and stimulating food.