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 ...

Lactose intolerance, often seen as a simple enzyme deficiency, may have a new explanation. Scientists are exploring how the ...

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 ...

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 ...

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 ...