Cytomegalovirus colitis. Causes The infection is spread by saliva, urine, respiratory droplets, sexual contact, and blood transfusions. Most people are exposed to the virus in their lifetime, but it usually produces mild or no symptoms in healthy people.
Take over-the-counter gas relief medicine. If you are already feeling gas and bloating pressure, medicines meant to prevent gas and bloating will not work. Choose a medicine meant to break up gas bubbles and reduce the pressure in your intestines and stomach. 1  Over-the-counter medicines that contain simethicone are meant to ease gas buildup.
In some cases, bloating can become severe enough that it causes distention, or a perceptible swelling of the abdomen. Bloating and gas are usually tied to what and how you eat, so a few simple changes may help. Keep Bloating at Bay. Here are three common causes of bloating, and how you can avoid them. Overeating is probably the most common cause of bloating. Smaller portions should ease the pain. Eating rich and fatty food can make you feel uncomfortably stuffed. Fat takes longer to digest than protein or carbohydrates, so it keeps the stomach full longer.