Medically reviewed by Robert Burakoff, MD Key Takeaways IBS and lactose intolerance both cause symptoms of diarrhea, ...

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 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 ...

The symptoms of lactose intolerance can start within hours of consuming lactose and last as long as someone includes lactose in their diet. Lactose intolerance is an inability to digest and absorb ...

Ignoring lactose intolerance can exacerbate the symptoms or cause additional health problems. It may also affect someone’s quality of life and mood. This article explores lactose intolerance in more ...

Gastroenterologist Dr. Ugo Iroku answers the internet's burning questions about digestion and bowel movements. If your poop ...

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 ...