The reluctance of the elderly to eat may be due to abnormal gastrointestinal function, liver and gallbladder diseases, and declining physical function. 1. Abnormal gastrointestinal function: if the elderly have chronic gastritis, gastrointestinal ulcer or tumor disease, it can lead to abnormal digestion and absorption function of the gastrointestinal tract, and anorexia, flatulence and other manifestations. 2. Liver and gallbladder diseases: If the liver and gallbladder function are abnormal, bile excretion is abnormal, which can also affect the digestion and absorption of food, resulting in anorexia and liver discomfort. 3. Decline in physical function: with age, the function of all organs of the human body has a certain degree of degradation, the elderly gastrointestinal tract peristalsis function can be significantly reduced, prone to constipation, dyspepsia, resulting in the elderly reluctant to eat. Elderly people are reluctant to eat, it is recommended to consult a doctor for examination, to exclude disease factors.