Cold hands and feet and body chills are usually identified from two perspectives: Chinese medicine and Western medicine. 1. from the perspective of Chinese medicine, it is a deficiency of the body, usually caused by kidney deficiency in men and yin deficiency and blood deficiency in women. 2. from the perspective of Western medicine, cold hands and feet and body chills are usually caused by peripheral circulation disorders and insufficient effective blood and oxygen supply to the periphery. Cold hands and feet and cold body may also be the initial stage of infection such as bacterial cold, viral cold and atypical pathogenic infection when there is also a transient decrease in body temperature. In addition, common endocrine disorders such as hypothyroidism can also result in a low basal metabolic rate, which can lead to cold hands and feet and chills. Finally, cold hands and feet and body chills may also occur when there is transient hypoglycemia or hypotension.