Lactose intolerance occurs when your body is unable to digest the sugar lactose, which is found in milk and milk products. This causes uncomfortable symptoms including gas, bloating, cramps and even ...

People develop lactose intolerance when their bodies don’t make enough of the enzyme lactase for the amount of dairy they consume, says Dr. Christopher Schmoyer, an assistant professor of ...

Lactose intolerance and malabsorption are conditions that arise from an insufficient production of lactase, the enzyme essential for the digestion of lactose in the small intestine. This enzyme ...

Though lactose intolerance typically causes symptoms like stomach pain, bloating, and diarrhea, it may also occasionally cause constipation. Having lactose intolerance can mean living with many ...