Hidden pain at the ribs may be caused by costochondritis, rib fracture, herpes zoster, pleurisy and so on. 1. Costal chondritis: inflammatory reaction of cartilage at the junction of sternum and ribs, manifested as swelling and pain in a fixed position on the front chest wall, which is obvious when pressed. 2. Rib fracture: local soft tissue injury or rib fracture caused by impact or extrusion, manifested as chest pain, chest tightness, etc., and the pain can be aggravated when coughing or changing position. 3. Herpes zoster: Herpes zoster virus is a kind of neurophilic virus, which can invade the intercostal nerve and destroy the nerve fibers, thus causing pain along the intercostal nerve course, tingling or burning pain, and clusters of herpes zoster can be seen on the surface of the skin. 4. Pleurisy: the inflammation that occurs in the pleural cavity can be manifested as chest pain, chest tightness, etc. Tuberculous pleurisy can also be accompanied by cough, low-grade fever, fatigue and other systemic symptoms. Rib pain can also be seen in other diseases, it is recommended that patients go to the regular hospital in time to avoid delaying the condition.