Dare not eat cold food to rule out tooth sensitivity, gingivitis and other oral problems, may be caused by stomach yang deficiency, spleen yang deficiency, kidney yang deficiency and other causes. The cause of stomach yang deficiency is mostly caused by gluttony for cold food, overuse of bitter and cold products, and loss of nourishment after a long period of illness, etc. Clinically, it is common to have cold pain in the stomach, which is slightly relieved by warmth, pressure, or eating, vomiting of water, reduced diet, abdominal distension, reduced taste, self-consciousness of lightness in the mouth, no thirst, and fear of cold, etc. The treatment is to warm the stomach and dissipate coldness. The treatment is to warm the stomach and disperse cold. Spleen yang deficiency is caused by dietary disorders, prolonged illness and fatigue, excessive thinking, etc. Clinical symptoms such as loss of appetite, stomach pain and abdominal distension, lack of warmth in the hands and feet, fatigue, tiredness, fear of cold and warmth, depression, scanty stools, and increase in leukorrhea are common. The treatment is to strengthen the spleen and warm the yang. Kidney yang deficiency is caused by congenital insufficiency, overwork, prolonged illness or old age, etc. It is common to see symptoms such as lack of energy, easy fatigue, cold limbs, soreness of waist and knees, impotence and premature ejaculation, infertility with uterine cold, frequent urination at night, and tinnitus, forgetfulness and swelling of the body, etc. The treatment is to strengthen the spleen and warm the yang. The treatment is to warm and replenish kidney yang (warming and replenishing kidney yang). If the symptom of not daring to eat cold things appears, please consult a doctor in time and take medication under the doctor’s guidance to avoid delaying the condition.