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.
There are three kinds of answers: ones that are mostly right, ones that are mostly wrong, and those that once were right but now are wrong. Brain fissures are convolutions in the structure of the brain that form valleys between folds.The valleys are called fissures or sulci (plural of sulcus), and lie between the raised folds called gyri (singular gyrus).he fissures of a human brain are deeper than the fissures of the sheep brain. Edit. Share to: 1  About Cracked Heels and How to Relieve Them Cracked heels can be painful and unattractive. 2  They can also leave your feet susceptible to bacterial and fungal infections.