A little pain in the sternum above the heart may be related to trauma, muscle pulling, heart disease, intercostal neuritis or other inflammatory diseases. 1. Trauma: When the sternum is hit by external violence such as impact, blunt force, chest soft tissue injury or rib fracture, chest pain, chest tightness and other symptoms, localized skin lesions or bruises can be seen. 2. Muscle strain: for people who frequently carry heavy objects, often do shoulder joint internal labor, strenuous exercise, etc., the chest muscles are overstretched, resulting in muscle strain, chest pain will occur. 3. Heart disease: such as coronary heart disease, coronary artery lumen narrowing or occlusion, manifested as tightness in the chest, chest pain and other symptoms, can be triggered in the labor or emotional excitement. 4. Intercostal neuritis: also known as intercostal neuralgia, the patient can be stimulated by inflammation and the symptoms of sternal pain, generally can be manifested as radiating pinprick pain or burning pain. 5. Other inflammatory diseases: including pleurisy, pneumonia, etc., can also be stimulated by inflammation and symptoms of sternal pain. Sternal pain above the heart can also be seen in other diseases, it is recommended that patients go to the hospital in time to avoid delaying the condition.