Pain in the upper front chest may be due to trauma, muscle spasm, costochondritis, pleurisy, heart disease, breast disease and other factors. 1. Trauma: trauma caused by external force such as extrusion or blow, resulting in fracture of the soft tissue of the front chest wall or ribs, manifested as chest pain, chest tightness, pain can be aggravated by coughing or deep breathing, and localized skin lesions or bruises can be seen. 2. Muscle spasm: Keeping the same movement for a long time or after strenuous exercise may lead to strain or spasm of chest muscles, which is manifested as pain in the front chest. 3. costochondritis: inflammatory reaction of cartilage at the junction of sternum and ribs, which is mainly manifested as localized swelling, pain, accompanied by pressure pain. 4. Pleuritis: a series of inflammatory reactions in the pleural cavity caused by the invasion of pleura by various pathogenic factors, patients mainly show symptoms such as chest pain, chest tightness, etc. Tuberculous pleuritis can be accompanied by low-grade fever, night sweats and other systemic symptoms. 5. Heart disease: such as coronary heart disease, coronary artery lumen narrowing or occlusion, mostly manifested as chest tightness, chest tightness, chest pain and other symptoms, emotional excitement or fatigue easily triggered. 6. Breast diseases: such as breast hyperplasia, mostly manifested as breast pain associated with the menstrual cycle. There are other causes of pain in the upper part of the chest, and it is recommended that patients seek medical treatment in time to avoid delaying their condition.