Gas is a common cause for a swollen abdomen. Other causes may include irritable bowel syndrome, gallstones, or a buildup of fluid in the abdomen, known as ascites. A swollen abdomen occurs when ...

A burning sensation in the lower abdomen may stem from a urological, digestive, gynecological, or reproductive problem, such as kidney stones, a ruptured cyst, or endometriosis. Causes of a ...