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.

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 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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Lactose intolerance is extremely prevalent, especially within non-white populations, such as those of ...