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

Can a a former triathlete with absolutely no formal strength training background whatsoever ...

By Erin Berisini

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

By Jason R. Karp, Ph.D.

Enjoy the simplicity of this decadent ingredient with these five recipes. Everyone will be c...

By Janet Groene

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