Abdominal bloating is a condition in which the abdomen (belly) feels full and tight. The abdomen may be visibly swollen (distended).
Common causes include:
- Air swallowing (a nervous habit)
Gastroesophageal reflux Irritable bowel syndrome Lactose intoleranceand other food intolerances
Small bowel bacterial overgrowth
- Weight gain
The diabetes medication acarbose, as well as any medicine containing lactulose or sorbitol, may cause bloating.
More serious disorders that may cause bloating are:
Ascitesand tumors Celiac disease
- Dumping syndrome
- When the pancreas is not able to produce enzymes to help digestion (pancreatic insufficiency)