Though there are several air beds on the market, Sleep NumberÂ® beds are the only ones to feature DualAirâ¢ technology. This allows for an individualized level of firmness on either side of the bed. Each bed comes with a modular base and a 25 year warranty. Customers also receive a 100 day in home trial, during which time the bed can be returned for a refund if they aren't satisfied. Sleep Number beds come in a variety of styles and prices, ranging from approximately $1,000 to more than $4000.
Anal fissures are caused by trauma to the anus and anal canal. The cause of the trauma usually is a bowel movement, and many people can remember the exact bowel movement during which their pain began. The fissure may be caused by a hard stool or repeated episodes of diarrhea.
Anal fissure. A small cut or tear in the tissue lining the anus similar to the cracks that occur in chapped lips or a paper cut. Fissures are often caused by passing a large, hard stool and can be painful. Colitis. Inflammation of the colon. Among the more common causes are infections or inflammatory bowel disease. Angiodysplasia. A condition in which fragile, abnormal blood vessels lead to bleeding. Peptic ulcers.