Kidney-Yang deficiency usually does not appear the phenomenon of hot soles of the feet, hot soles of the feet may be caused by kidney-Yin deficiency, or normal physiological factors, such as hot weather, indoor temperature is too high, the temperature of the surface of the body will also rise, the phenomenon of hot soles of the feet may occur. Kidney yang deficiency is mainly characterized by lumbar and knee pain, coldness, cold limbs, lower limbs, kidney, fatigue (mental exhaustion, physical weakness), etc., so there will be no fever on the soles of the feet. Kidney Yin deficiency is mainly manifested as soreness and pain in the waist and knees, dizziness and tinnitus, hot flashes and night sweats (abnormal sweating after going to sleep and stopping sweating after waking up), and five heart-heat (heat in the hearts of the hands and feet, and self-consciousness of the heart and chest (irritability and sullenness)), etc., and then the phenomenon of heat in the soles of the feet may occur. When there is heat in the soles of the feet, accompanied by other discomforts, it is recommended to consult a doctor in time to identify and treat the symptoms, generally kidney yang deficiency does not occur in the soles of the feet.