Yin deficiency is mostly due to the deficiency of blood, "yin deficiency generates internal heat", manifested as five heartburn and heat, dry mouth
Yin deficiency is mostly due to blood deficiency, "Yin deficiency generates internal heat", which is manifested as five heart heat, dry mouth, dry pharynx, vexation and roughness of breath, yellow urine and dry stools, etc.; physical weakness, palpitation, shortness of breath, dizziness, poor mental state; menstrual disorders, lack of splendor of the face, melanin pigmentation, chloasma, butterfly spots, etc.; menopausal disturbances; premature menopause; generally more common in women, a variety of hyperactive disorders, such as tuberculosis, prolonged low fever.
Yin deficiency should eat more food to nourish kidney yin, to nourish yin and submerge yang for the method.