Stool nodules are caused due to constipation, which means that the stool is drier. There are more reasons for this kind of dry stool, such as dietary habits, bowel habits, or some anal and intestinal diseases. If you usually like to eat some meat, frying, barbecue, spicy and stimulating food, it is easy to cause constipation. Once in two or three days to pass stool, or in the defecation when looking at the cell phone, play games, etc., easy to cause defecation difficulties, constipation. Constipation-type colitis may also occur. Constipation may cause hemorrhoids or anal fissures. Normally, you should eat more crude fiber food, pay attention to drink more water, and massage the umbilicus clockwise to help intestinal peristalsis and relieve constipation symptoms. Develop a good bowel habit, 1-2 times a day bowel movement, do not look at the cell phone, play games, etc. when defecating, concentrate on defecation.