Most of the chest pain symptoms are the precursor of heart disease, but there may also be other reasons such as rib fracture, intercostal neuritis, etc., but also related to lung inflammation. Sudden chest pain symptoms, regardless of the severity of the symptoms are recommended to call the nearest hospital in time to dial 120, improve the relevant auxiliary examination to clarify the cause of the disease, under the guidance of specialists in the regular diagnosis and treatment to avoid delays in the condition.