How many days can a fractured rib be pain free depends on whether it has been treated professionally, following medical advice, etc. Pain may be 2 to 4 weeks for those with a smooth recovery. Rib fractures are a common type of fracture, mostly caused by direct or indirect violent damage, and there is a difference between minor and major rib fractures. Minor rib fracture may be a single rib fracture or no serious dislocation fracture, the main manifestation is pain, external immobilization chest strap to fix, to prevent dislocation, and avoid strenuous activities and exertion weight-bearing, etc., the recovery is smooth, 2 weeks without obvious pain. Severe rib fractures, such as multiple multiple rib fractures, will affect breathing, and then lead to life-threatening, need to carry out rib fracture internal fixation surgery, may need to recover 1~2 weeks after surgery can be discharged from the hospital, the pain time 2~4 weeks. Rib fracture also need to recuperate for 3~6 months, and pay attention to strengthen the nutrition, otherwise it may lead to delayed fracture healing and prolonged pain time.