Fitness & Nutrition

Ultramarathoners can train for years and still get sidelined by blisters. Stanford researchers tested paper surgical tape during a 155-mile race and found it reduces blisters by 40 percent.

Obesity and Type 2 diabetes are becoming more common all over the world. But the tiny Samoan islands now have the highest rates. An epidemiologist blames changes in diet brought on by globalization.

Some supplements sold to improve workouts contain a stimulant that's been banned and may pose health risks, according to tests. The Food and Drug Administration has warned seven manufacturers.

Headlines once warned the global quinoa boom was putting the nutritious crop out of the reach of those who grow it. New studies put those fears to rest. But bad news may loom for Andean farmers.

With Wal-Mart now selling organic food, and Whole Foods testing cheaper stores, it's easy to think organic has gone mainstream. But one study finds organics are still far more common in richer areas.

You might have heard that double-frying food gives you a thicker, crunchier, more soul-completing crust. Here's why it works.

Raise a glass to good health? Probably not. The idea that alcohol is good for you has little scientific purchase, an analysis of previous research finds. The more you drink, the worse off you'll be.

A study looked at students who ate breakfast at school versus those who ate at home, at both places, or not at all. One of these groups had a higher risk of obesity, and it's not the one you'd think.

Standing desks have been touted as the answer for health problems caused by sitting all day. But the evidence that the high desks improve health — or that they are even used much — is weak.