Gastroenteroscopy is not affected by bathing, patients with endoscopic treatment, such as endoscopic hemostasis, ESD, etc., need to be fasted water, rehydration after the operation, or the combination of anemia, low blood pressure, etc., and should not get out of bed, should be based on the condition of the delay in the time of bathing, and the specific condition should be in accordance with the doctor’s instructions. Gastroenteroscopy can be used for the diagnosis and treatment of gastrointestinal diseases and is an invasive operation. 1. No related treatment: Generally, you can take a normal bath after gastroenteroscopy. Since it does not cause obvious damage to the mucosa of the gastrointestinal tract, patients usually have no special discomfort. 2. With related treatment: such as endoscopic hemostasis, ESD, etc., need to fasting water, rehydration after the operation, or combined with anemia, low blood pressure, etc., should not get out of bed, should be delayed according to the condition of the bathing time, the specific condition should be in accordance with the doctor’s instructions, from 3 to 7 days, or even longer. Due to some damage to the mucosa of the gastrointestinal tract, it takes some time to recover. The question of how long can you take a bath after gastroenteroscopy is recommended to be given by the doctor according to the individual situation.