In CrossFit people flip tires, throw sledgehammers, and other weird athletic combinations......

By Julie Upton, MS, RD, CSSD

Running workouts have funny names: tempo, threshold, fartlek. What do they mean, and how can...

By Jenny Hadfield, Runner's World

Beginners, benefit from the running wisdom of an experienced runner and coach. He learned th...

By Jason Fitzgerald

Running back-to-back marathons is a grueling task, no matter what your level. Coach Jeff Gau...

By Jeff Gaudette

If you're looking to torch some serious calories and boost your fitness, give high-intensity...

By David Dack

New to running, or want to make a comeback, but aren't sure how to start? Try this run/walk ...

By Marion Herring

Want to know the secret to finishing your first marathon? Baby steps. Coach Patrick McCrann ...

By Patrick McCrann

Trainer Caleb Smeltzer shares his 7-day workout plan that will strength your core and get yo...

By Kathy Smith

Female runners should strength train like men so they become as tough and confident as men. ...

By Erik Taylor

Jump into speed workouts full throttle as a beginner, and you're destined for injury. This m...

By Jason Fitzgerald