Reasons Why Your Belly Hurts

Lactose Intolerance

Lactose intolerance occurs when the small intestine doesn’t make enough of the enzyme lactase, which helps digest lactose, a type of sugar found in milk and other dairy products. Lactose Intolerance can cause abdominal bloating, abdominal cramps, diarrhea and gas.

Reviewed by: 
Review Date: 
February 25, 2014

Citation: 
Last Updated:
July 1, 2014