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.

DEAR DR. ROACH: I am lactose intolerant and have recently learned that lactose is used in many prescriptions, but there is no warning on the information sheet. I only became aware of this after ...

Dear Dr. Roach: My wife believed she had lactose intolerance. After some tests, it was found that she was sensitive to casein rather than lactose. Are there other things in cow's milk besides lactose ...

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 ...

Dairy consumption is lower in the Black community than it is across other ethnic groups, and lactose intolerance is a key reason why. “Black Americans are much more likely to experience lactose ...

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 ...

Hydrogen and methane breath tests (HMBT) are a noninvasive diagnostic tool commonly employed to evaluate small intestinal bacterial overgrowth (SIBO) and issues with carbohydrate malabsorption, such ...

Lactose intolerance is the most common food sensitivity worldwide. Lactose intolerance and dairy allergy are not the same, but the differences can be misunderstood. How do you know if you are ...

It's every dairy lover's worst nightmare: One day you’re eating cheese by the hunk and ice cream by the pint, and the next you can’t stomach a sip of milk without becoming as gassy as someone with IBS ...