Sometimes the stool is very thick and sometimes very thin, may be hemorrhoids, intestinal flora imbalance, as well as intestinal organic diseases caused by the need to treat the cause. 1. hemorrhoids: may be internal or external hemorrhoids, after diagnosis can consider using hemorrhoid cream external coating treatment, at the same time need to pay attention to actively improve dietary habits, maintain a light diet, avoid dietary stimulation. 2. Intestinal flora imbalance: after diagnosis, you can take medication to regulate the flora under the guidance of a specialist, such as Bacillus licheniformis, etc., and at the same time, you need to pay attention to avoiding improper diet. 3. Organic intestinal diseases: such as intestinal tumors, need surgery; than chronic enteritis, need to receive anti-infective (such as norfloxacin, etc.) medication; irritable bowel syndrome, need a comprehensive treatment, such as regulating the diet, adjusting the mood and symptomatic treatment. Sometimes the stool is very thick and sometimes very thin, it is recommended to consult the gastroenterology department in time, improve the colonoscopy, abdominal CT and other related examinations, to clarify the cause of the disease, treat the cause of the disease, and use medication under the guidance of the doctor, to avoid self-medication, which will cause the disease to be delayed.