The lack of desire to eat or hunger is usually associated with psychoemotional factors as well as pathological factors such as dyspepsia, hypothyroidism, and liver function abnormalities. 1. Mental and emotional factors: If the patient has recently been in a state of mental stress, anxiety, depression, etc., the appetite can be reduced, and the situation of not wanting to eat or not being hungry can occur. 2. Indigestion: Indigestion leads to food retention in the stomach, which can lead to not feeling hungry and not wanting to eat. 3. Hypothyroidism: not wanting to eat and not being hungry can also be caused by hypothyroidism, which is usually accompanied by edema of the lower limbs and indifference. 4. Abnormal liver function: When liver function is abnormal, it will affect the secretion of bile to help digestion, which will lead to the situation of always not wanting to eat and not hungry. Always do not want to eat and not hungry may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.