A humble fiber just put up big numbers in the lab, trimming fat and improving blood sugar. No injections required. The catch: the results are from mice, not humans. Still, researchers say beta-glucan ...

Here’s why that’s a problem, and how to fix it. By Alice Callahan Decades of research have shown that fiber-rich diets offer a range of health benefits, including healthier guts, longer lives and ...

I have a confession to make: I am a fiber fanatic. I sometimes think of fiber as the Peter Parker of food — a seemingly boring, nerdy nutrient that's actually secretly a dietary superhero. Fiber does ...