The most common causes of chest pain in women are functional chest diseases, chest wall diseases and breast diseases, lung diseases, heart diseases and digestive system diseases. 1. Functional diseases of the chest: they are commonly caused by changes in women’s menstrual cycle, emotional and mental changes, fatigue and improper posture, etc. There is generally no organic change in the structure of the chest tissue. 2. Chest wall diseases and breast diseases (1) Chest wall diseases: costochondritis, intercostal neuritis, rib injury, pleurisy, etc. can cause chest pain in women. (2) Breast diseases: such as breast hyperplasia, mastitis, breast cysts, breast cancer and other breast diseases can also cause chest pain. 3. Lung diseases: such as lung infection, lung tumor, pneumothorax and so on can appear chest pain. 4. Heart diseases: angina pectoris, coronary heart disease, myocarditis, pericarditis and other diseases can also cause chest pain. 5. Digestive system diseases: such as reflux esophagitis, gastritis, gastric ulcer, liver and gallbladder disease can cause chest pain. Women with chest pain are advised to go to the hospital for further diagnosis and treatment.