Anal Fissures: A Pain in the Butt, Literally

It’s a problem little discussed in social circles but one that affects an estimated 250,000 to 340,000 people a year in the United States: anal fissures. The average lifetime risk of developing one is close to 8 percent, according to a paper in BMC Gastroenterology in 2014. An anal fissure is a tear in the […]