Use these three tips and step to the starting line ready to run fast—and not running for the nearest porta potty!
We asked an elite runner, a nutritionist and a coach how they fuel for 26.2.
Eating teff, an iron-rich grain found in Africa, can boost iron levels—and athletic performance.
This blood-like product has caffeine, iron and electrolytes.
The Boulder, Colo., company specializes in providing custom nutrition boxes for endurance athletes.
Gluten-free eating doesn't have to be bland.
These protein-packed snack chips pack a flavorful punch.
Do we really need special diets in order to increase our performance?
Vegetables like cauliflower, broccoli and carrots can be "hidden" in traditional dishes.