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 ...

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

NEW YORK (AP) _ Scientists have apparently identified a genetic cause of lactose intolerance, which affects 30 million to 50 million Americans. The work may lead to a simple diagnostic blood test.

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

After childhood, about two-thirds of the world’s human population loses the ability to digest milk. As far as we know, 100% of nonhuman mammals also lose this ability after weaning. The ongoing ...

Many people have an allergy to milk. As yogurt is a fermented milk product, a person who feels unwell after eating it may have a milk allergy or an intolerance to lactose. Milk allergy is among the ...

Are you lactose intolerant? There’s a good chance that you can still eat foods like cheese and butter (often considered off-limits for people with lactose intolerance) without adverse — and ...

Do you feel a pang of regret after a wedge of brie? Maybe a little queasy following a frappe? I do. I always attributed it to a low-level dairy allergy and assumed that my days of ice cream and cheese ...