Hemorrhoids occur when the anal cushion is damaged and prolapses. Then to prevent hemorrhoids you should avoid the factors that cause anal cushion damage and prolapse. The causes are the following: 1, constipation and diarrhea: constipation, due to the difficulty of defecation, sometimes need to reject force, and a long time can cause anal cushion damage and displacement too much, bleeding and hemorrhoids from the anus prolapse. Diarrhea is accompanied by a sense of urgency, always have the feeling of pulling not clean, squatting too long and squatting too many times caused by anal cushion displacement. 2, long squatting: long squatting can cause the anal cushion to shift down, causing the mass to protrude from the anus. 3.Squatting labor: the anus is subjected to higher pressure, causing the anal cushion to shift downward. 4, pregnancy and other causes of increased abdominal pressure, late pregnancy; cirrhosis ascites; prostatic hyperplasia, abdominal giant tumors cause high abdominal pressure, impaired blood return, causing significant congestion of the anal cushion, resulting in hemorrhoid attacks. 5, drinking alcohol and spicy stimulating food. Strong alcohol, pepper and other irritating foods can cause congestion of the anal cushion and cause hemorrhoid attacks. Hemorrhoid attacks should be prevented from the following aspects: 1. First of all, we should develop good dietary habits. The daily diet should eat more fresh vegetables and fruits, especially should pay attention to eat more food containing coarse fiber, such as celery, leek, bitter melon, radish, cabbage and so on, but also eat more coarse grains, such as corn, groundnut, millet, whole bran flour and so on, these foods are rich in nutrients, plant fiber can also stimulate intestinal peristalsis, to prevent the accumulation of feces in the intestinal tract, plant fiber can keep water, to prevent constipation . Note not to eat or eat less spicy and stimulating food and condiments, but also to develop the habit of drinking more water, to ensure adequate water to prevent constipation. 2, to develop good bowel habits. Pay attention to the good habit of regular bowel movements. Defecation time should be relatively fixed, generally can be set in a meal after a good. Just eat, intestinal peristalsis more active, conducive to promote the discharge of feces. Once the habit of defecation is formed, do not easily change, to the time of defecation, even if there is no intention to toilet, to induce intestinal defecation reflex. But each squatting toilet time should not be too long, generally do not exceed 5 minutes. If you can’t get out at once, you can get up and rest for a while and go again. Never squat in the toilet to read a book, read a newspaper, otherwise the defecation reflex is difficult to establish, but increased abdominal pressure and pressure of the blood flow around the anus, the formation or aggravation of hemorrhoids. If the stool is dry, when defecation is difficult available some laxative drugs, such as marijuana intestinal pills, etc., should not use laxatives. 3.If you need to squat for a long time, you should get up every half hour, exercise properly, and do anal retraction. 4, due to intra-abdominal organic lesions intra-abdominal high pressure caused by hemorrhoids, should be the main treatment of the original disease.