WASHINGTON (Reuters) - Many Americans believe they have lactose intolerance and thus avoid dairy products, but no one really knows whether they are damaging their health, experts told a national conference on Wednesday. In fact, no one has even done the research needed to tell how many people have actual lactose intolerance, which makes it difficult or impossible for them to ...

Many people who think they cannot digest dairy products might do all right if they eat a small amount at a time, but surprisingly little is known about just how many have true lactose intolerance, a government panel concluded Wednesday. Lactose is a sugar in ...

Many people who think they can't digest dairy products may do OK if they eat a small amount at a time — but surprisingly little is known about just how many have true lactose intolerance, a government panel concluded Wednesday. Lactose is a sugar in milk, and most babies are born producing enough of the enzyme lactase in the small ...