The reasons for hunger after eating are as follows: 1. It is suggested that the patient should check the CT or MRI of the head to exclude intracranial occupations, especially pituitary occupations. Due to pituitary tumor or occupancy, it can lead to abnormal endocrine secretion, which can lead to hunger after eating, accompanied by increased hair and other phenomena; 2, hunger after eating can also be seen in diabetic patients, due to increased blood sugar, resulting in symptoms such as polyphagia, easy hunger, polyuria, etc. It is recommended that patients monitor their blood sugar. If it is caused by diabetes, it is recommended to give symptomatic treatment such as oral medication or insulin, and also to monitor the change of blood glucose; 3. Hunger after eating can also be seen in patients with hyperthyroidism, due to excessive secretion of thyroid hormones in the serum, resulting in faster metabolism of the patient, resulting in hunger after eating, and can be accompanied by panic, sweating, and in severe cases, body shaking. It is recommended to monitor the indicators of serum thyroid function and give oral medication if necessary.