Hemorrhoids are mainly divided into internal and external hemorrhoids. Internal hemorrhoids can cause rectal bleeding, the color of which is bright red. If the hemorrhoids are severe, then the amount of bleeding can be significant. Internal hemorrhoids mainly present with painless rectal bleeding, usually occurring after defecation. It is necessary to go to the hospital's proctology department timely for an anoscopy. Mild cases can be treated with medications for hemorrhoids and topical ointments, while severe cases may require surgical treatment. It is important to rest frequently, drink plenty of water, avoid sitting for long periods, eat less spicy food, and also avoid smoking and alcohol.