Lactose intolerance is usually diagnosed based on symptoms, but a healthcare provider can also perform breath and blood testing. Breath tests are also available as over-the-counter home test kits.

A hydrogen breath test can help determine if you have one of a few conditions that can affect your digestive health. It may tell you if you have too much bacteria in your gut, if you are lactose ...

The Lactose Intolerance Breath Test is a gastrointestinal test that detects lactose intolerance, a condition affecting more than 50 million Americans. Proper detection enables effective treatment of ...

Hydrogen breath tests are a diagnostic tool that doctors use to identify small intestinal bacterial overgrowth (SIBO), lactose intolerance, and other digestive conditions. The test measures the amount ...

In a recent study published in The Journal of Applied Laboratory Medicine, researchers evaluated the performance of a compact diagnostic assay that can accurately and rapidly diagnose lactose ...

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

MILK and lactose intolerance are usually not suspected in children if they were able to tolerate milk during infancy. Nevertheless, it seemed worthwhile to investigate lactose tolerance in healthy ...

Are you lactose intolerant? If you answered "no" but hesitated slightly, there are a few reasons for you to look again. Lactose intolerance, or the inability of the body's digestive system to break ...

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.

DEAR DR. GOTT: My husband claims to be lactose-intolerant, yet he happily (and without incident) consumes creamed soups, iced cream, cheese and other dairy products. He also says he is allergic to ...