There are more reasons for the discomfort in the forehead and back, which may be related to back muscle strain, diseases of the cardiovascular system, digestive system diseases and so on. 1. Back muscle strain: long-term exertion, poor posture, and lack of exercise in daily life can easily lead to chronic muscle strain or accumulation of large amounts of lactic acid after activities, and changes such as aseptic inflammation may occur, thus showing discomfort in the chest and back. 2. Cardiovascular system diseases: for example, angina pectoris and myocardial infarction attack, due to myocardial ischemia, will be accompanied by chest tightness, chest pain, panic, sweating, and some patients will have shoulder pain, back pain and upper extremity radiating pain; there is also the aortic coarctation, which will also cause discomfort and pain in the front and back of the back, and the pain is strong. This kind of cardiovascular disease is in critical condition and should be treated in time. 3. Digestive system diseases: for example, cholecystitis with gallstones, biliary colic, in addition to the pain in the upper abdomen, there will also be obvious radiating back pain. Chest and back discomfort can also be seen in other causes, it is recommended to consult a doctor in a timely manner, comply with the doctor’s instructions to carry out relevant examinations, with the help of the doctor to clarify the cause, and targeted treatment or treatment.