One risk of gastric bypass surgery is that the anastomosis, the new connection created in your intestines during the bypass surgery, will leak. Leaking of digestive juices and partially digested food through an anastomosis is one of the most serious complications after bypass surgery.

This surgery takes out the part of your stomach that curves outward, called the fundus. After the fundus is taken out, your surgeon will close the rest of your stomach into a tube shape that looks like a banana.

Hyperbaric oxygen therapy, or HBOT, is a type of treatment used to speed up healing of carbon monoxide poisoning, gangrene, stubborn wounds, and infections in which tissues are starved for oxygen.

Hyperbaric oxygen therapy has helped heal a variety of illnesses. Over the years, research has shown that it can treat many conditions that involve oxygen-starved tissue.

Your skin is a natural barrier against infection, so any surgery that causes a break in the skin can lead to an infection. Doctors call these infections surgical site infections because they occur on the part of the body where the surgery took place.

Wound healing sounds simple, but it's actually quite complicated and involves a long series of chemical signals. Certain factors can slow or prevent healing entirely.

Ulcers are open skin sores. Venous ulcers are leg ulcers caused by problems with blood flow in your leg veins.

Parasomnias are common sleep disorders that are characterized by strange or bizarre behavior or experiences during sleep.

To find out the cause of your sleep problems, you may need many tests. These may confirm or rule out various health conditions and other problems.

Details about common sleep disorders.