Medically reviewed by Amelia MacIntyre, DO Lactose intolerance is caused by a lack of the enzyme lactase, leading to ...

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 ...

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 ...

Processing changes how milk behaves in the mouth, the gut, and the body in ways that are rarely discussed, yet noticeable to ...

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 is a common condition that often has a genetic component that can be inherited. Other cases may result from injuries, medications, or chronic medical conditions. Lactose ...

If you're a cheese lover, but it frequently upsets your stomach, you might think you have lactose intolerance. But if taking digestive enzymes or eating lactose-free dairy doesn't help your diarrhea ...