Bilateral pain in the front and back of the rib fork area may be caused by costochondritis, rib fracture, osteoporosis and other reasons. 1. Costal chondritis: both sides of the ribcage generally refers to the rib cartilage, aseptic inflammation of the rib cartilage can cause bilateral ribcage before and after the pain. 2. Rib fracture: Rib fracture may be caused by trauma, causing bilateral anterior and posterior pain in the ribcage area, and persistent pain symptoms, breathing may also be affected. The existence of rib fracture can be confirmed by X-ray examination, and the pain can be relieved by professional fixation in time. 3. Osteoporosis: Commonly found in elderly patients, it may occur in bilateral anterior and posterior pain in the costal area, the pain is not severe and persistent, and the bone mineral density will be significantly reduced, and it can be treated with drugs such as alendronate and zoledronate under the guidance of the doctor. Therefore, patients with bilateral anterior and posterior pain in the costal area should go to the hospital as soon as possible to clarify the cause of the disease, and actively improve the relevant examinations to confirm the diagnosis and treatment as prescribed by the doctor.