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: 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 ...

Lately I’ve noticed that eating cheese and other dairy products makes me bloated and gassy. I’m embarrassed to eat in public — my stomach gets so loud! How do I know if I’ve become lactose intolerant, ...

Lactose Intolerance causes and symptoms: Lactose is a kind of sugar which is naturally found in milk. Lactase is the digestive enzyme which breaks down lactose for digestion. Not being able to produce ...

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. 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 ...

Virtually everyone either is directly affected by lactose intolerance or knows someone who is. This is because the majority of adults have some degree of lactose intolerance. Despite this being so ...

Lactose intolerance is a common condition that often has a genetic component that can be inherited. Other cases may result from injuries, medications, or chronic medical conditions. Lactose ...

Food allergy and food intolerance are often confused, but they affect the body in very different ways. A food allergy ...

We consulted Dr Adam Fox, an allergy specialist from Guy’s and St Thomas’ hospital, on whether any of these tests were useful ...

If it’s been a few years since you tested for food intolerances, it might be worth retesting to see if you still need to avoid those foods. Perhaps you’ve been avoiding eggs, soy, lactose, gluten, or ...