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 ...

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 an inability to digest a type of sugar found in milk and dairy products. Breath, blood, and stool tests are types of lactose intolerance tests that can measure the body’s ...

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 ...

Some people notice it slowly. A glass of milk that once felt harmless now brings discomfort. Others remember it clearly, a sudden shift where dairy stopped agreeing with them. Lactose intolerance ...

A new class of high-powered, slickly branded lactose intolerance treatments is targeting consumers. But do they actually work? Tony Cenicola/The New York TimesCredit... Supported by By T.M. Brown When ...

ITHACA, N.Y. -- Got milk? Many people couldn't care less because they can't digest it. A new Cornell University study finds that it is primarily people whose ancestors came from places where dairy ...