Hemorrhoids are swollen or dilated veins that form around the anus and rectum. Most hemorrhoids can be treated with home remedies or over-the-counter creams, ointments, and suppositories. Surgery may be necessary in severe cases that do not respond to minimally invasive treatments. According to Pratima Dibba, M.D., a board-certified gastroenterologist with the Manhattan Medical Office in New York City, there are several lifestyle changes you can make to reduce your risk of hemorrhoids. Read the article.