Cold body is not necessarily due to fever because apart from fever, low ambient temperature, hypoglycemia, and starvation can also cause cold body. Cold body may be caused by diseases, such as infectious factors, non-infectious factors, etc., which may lead to increased axillary body temperature and can cause cold body. It is recommended to pay attention to the change of axillary body temperature, if it is caused by elevated body temperature, symptomatic acetaminophen, ibuprofen, but also to go to the hospital for examination to find the cause of fever. In addition to this, often in a low temperature environment, such as cold storage, cold water, warm measures to do not enough, may lead to body chills. Children in early childhood who are in a state of starvation or have a hypoglycemic reaction may cause chills. Temperature measurements are taken and the body temperature usually does not rise. To summarize, chills on the body may be caused by fever. However, prolonged exposure to cold temperatures or hypoglycemia may also cause chills. It is recommended to pay attention to prevent cold and keep warm, and use a thermometer to measure and find out whether the underarm temperature is elevated. If necessary, go to the hospital to find the cause of the fever.