People who are gluten intolerant or have celiac disease need to shun wheat, but that's only ...

By Nancy Clark 

Bonk, cramp or both during races? Your tried-and-true fuel plan is probably lacking this imp...

By Molly Breslin

Do beets enhance endurance performance? Is body mass index really an effective measure of id...

By Nancy Clark 

If you want to improve your ability to run harder for longer, scientific research suggests t...

By Owen Anderson

Understanding which fats are good for you and which ones harm your health can be overwhelmin...

By Kelli Jennings

As a female runner, do you feel good some days and sluggish on others? Learn the secrets of ...

By Jason R. Karp, Ph.D.

Coaches, doctors, nutritionists, and other running gurus draw upon their years of experience...

By Runner's World

Proper hydration is critical for your summer races—too much is just as dangerous as to...

By Brooke Schohl

Looking to boost your endurance, energy and overall performance? These five whole foods may ...

By Kelli Jennings

Want to boost performance for your next event? Add these pre-race foods to your list of must...

By Ben Greenfield