Hunger always want to eat and a few days without stool may be related to insufficient dietary intake, poor lifestyle habits, diabetes and other reasons. 1. Insufficient dietary intake: If the intake of each meal is less, it is easy to appear hungry and always want to eat, and the intake of less intestinal accumulation of residue will be reduced, there may be a few days without bowel movement. 2. Bad habits: If you often stay up late, you can promote the secretion of hunger hormone, which can cause hunger always want to eat, but also may make the colon peristalsis or spasm and cause constipation. 3. Diabetes: If you suffer from diabetes, its typical symptoms are eating more, drinking more, urinating more, weight loss, may also cause intestinal dysfunction, causing constipation. It is recommended that people who are hungry and always want to eat and do not have bowel movements for a few days should consult a doctor in time to clarify the cause, and if treatment is needed, it should be standardized under the guidance of a doctor.