Kidney-Yang deficiency does not usually present with a dry tongue. Kidney-Yang deficiency is characterized by a pale tongue and white moss. Kidney yang deficiency refers to the deficiency of kidney yang, the body loses warmth, with the waist and knees cold and sore, loss of libido, nocturia as the main manifestation of the cold symptoms. Clinical manifestations include dizziness, whiteness (white and lack of luster) or sallowness, pain in the waist and knees, coldness and coldness of the limbs, especially in the lower limbs. Can also be seen mental depression, loss of libido, impotence and premature ejaculation in men, slippery semen cold, women’s uterine cold and infertility, or prolonged ejaculation more than the end of the grain does not melt (stools in the more undigested food), the five diarrhea (diarrhea in the pre-dawn), or urinate frequently and long and frequent, frequent urination at night. It should be noted that patients with kidney yang deficiency are advised to go to the hospital as soon as possible to regulate the scientific treatment under the guidance of the doctor, do not avoid medical treatment, not to mention self-medication, so as not to delay the condition and affect the follow-up treatment.