Hemorrhoids is one of the most common and frequent anorectal diseases, accounting for 87.25% of all anorectal diseases. Including internal hemorrhoids, external hemorrhoids, mixed hemorrhoids. Inside the anus is called internal hemorrhoids and bulges outside the anus are called external hemorrhoids. Both men and women could suffer from, the incidence of women is slightly higher. Any age can get sick, with the increase of the incidence gradually increased, more than 50% of people over 50 years suffering from hemorrhoids. Most people are asymptomatic condition.
