Most adults worldwide can't digest milk, and biologists say that's the normal setting. Here's why a minority evolved lactase ...

Research suggests that roughly 10 to 20 percent of people who get intestinal illnesses from bacteria, viruses or parasites ...

It’s been two months since Ericka Ratliff, 55, fell ill with cyclospora, yet she is still dealing with sharp abdominal pains ...

The evidence is mixed, but researchers are watching three specific effects.

You have probably already seen the promises: a purple bottle, a countdown timer, and language suggesting your gut bacteria ...

QualTex Laboratories, a subsidiary of San Antonio-based nonprofit (BBG), has earned ISO/IEC 17025 accreditation from the ANSI National Accreditation Board for its microbiology testing laboratories in ...

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." About 476,000 Americans are diagnosed and treated for Lyme disease each year, making this tickborne ...

A new at-home test allows you to test ticks for bacteria that cause Lyme disease. LymeAlert delivers results in 30 minutes or less. Doctors who treat patients with Lyme disease have some concerns.

Frozen yogurt has long been associated with protein, probiotics, and other nutritional perks. But dietitians say those ...

PHILADELPHIA (WPVI) -- An environmental nonprofit is urging local leaders to take action to prevent sewage overflows from polluting waterways across the Philadelphia region. A new online map tracking ...

From a weakened immune system to unusual bloating, these are the common red flags you should be watching out for ...

Smart underwear that tracks flatulence is giving scientists a new way to study farts — and potentially gain insight into gut ...