In response to the causes of hemorrhoids, the following aspects should be prevented: (1) prevent constipation, keep the bowels open diet should eat more vegetables, fruits. Vegetables containing more fiber, such as leeks, celery, loofah, cabbage, spinach, etc., can increase intestinal peristalsis and are more suitable for those with habitual constipation. Get up early, eat a good breakfast, can strengthen the upright reflex and gastrocolonic reflex after waking up, to promote defecation, so it is best to develop the habit of regular defecation every morning. Some people believe that a glass of cold water after waking up in the morning can stimulate gastrointestinal movement and prevent constipation. Various physical activities, such as doing exercises, running, tai chi, qigong, deep breathing activities, are beneficial to prevent constipation. Do not hold back when there is a sense of defecation, plus for this is most likely to cause habitual constipation. Do not read books and newspapers when defecating, squatting for a long time, or excessive force. (2) timely treatment of intestinal inflammation and perianal inflammation do not make long-term diarrhea, dysentery, etc. stimulate the rectum and anus; do not drink a lot of alcohol, eat chili, mustard and other stimulating food. Use soft paper to wipe the anus after passing stool. It is very beneficial to prevent all kinds of anal diseases by taking a sitz bath with warm water for a few moments after the stool or before going to bed and washing the anus. When the anus is uncomfortable, you can also use 1:10,000 concentration of potassium permanganate warm water sitz bath. (3) Avoid sitting and standing for a long time and treat systemic diseases such as heart, lung and liver in a timely manner. (4) Make two anal lifting exercises every morning and evening for 30 times each time, which is beneficial to prevent and control hemorrhoids. (5) There are some drugs in Chinese medicine: black sesame, raw earth, he shou wu, grass cassia, cistanches, acacia horn, ground elm, etc., which are recorded to have the effect of preventing and treating hemorrhoids. After taking it, it can moisten the bowels, cool the blood and stop bleeding. You can use 6 grams of each of the above drugs and take them with water decoction twice a day. You can choose 10 grams of grass cassia, or 10 grams of cistanches, soaked in boiling water for half an hour, served as tea, especially for constipated people. (6) The reason for the recurrence of mourning in addition to incomplete treatment, or surgery is not clean; do not pay attention to the prevention and avoid causing hemorrhoids thresher, is also an important reason hemorrhoids can be regenerated or recurrence from the place of surgery, some people have even done multiple treatments and recurrence, so prevention should be more important than treatment.