Can a viral “gut reset dinner” actually improve your gut health overnight? Dietitians explain what these meals can (and can’t ...

Cynthia Sass is a nutritionist and registered dietitian with master's degrees in both nutrition science and public health. Frequently seen on national TV, she's Health's contributing nutrition editor ...

Constipation on a GLP-1? Here are our favorite products to support digestion, hydration, and comfort, plus expert-backed tips for finding relief.

The intestine is among the most regenerative tissues in the body; however, aging triggers various changes that collectively diminish its regenerative capacity. Consequently, the intestine becomes more ...

In Part 1, we looked at the "process of food turning into nutrients," and in Part 2, we looked at the "mechanism by which those nutrients are transported throughout the body." The flow of nutrients ...

Not drinking enough water could intensify stress responses. Researchers found that under-hydrated individuals had cortisol levels more than 50% higher during stressful situations. Poor hydration ...

The US humorist Christopher Morley once described the human body as “an ingenious assembly of portable plumbing”. He wasn’t wrong: from our cardiovascular and lymphatic systems to our guts and urinary ...

Drinking Water to Lose Weight: What’s the Idea? You've probably heard many of the ways water is good for you – it helps move waste out of your body, helps your cells work the way they should, ...

When it comes to intestines, it sure seems like two are better than one. I asked my friend Franck Carbonero why that is. He’s a microbiologist at Washington State University. He studies the bacteria ...

After every meal, the intestines perform an action called peristalsis—moving food through their hollow interiors with coordinated contractions and relaxations of the smooth muscle. For more than a ...

Municipalities across the U.S. have been safely adding fluoride to their tap water for decades, and reams of data prove the mineral has worked wonders in strengthening enamel and preventing tooth ...