Fitness

There are abs, and then there are ABS. Venture into the wild for some killer fitspiration—Animal Kingdom style.

Learn Proper Running Technique in 30 Seconds
Are you running all wrong? Watch this instructional short to check your form and run farther, faster, and stronger for years to come.
She’s not just a speed demon on the track—Lauren Fleshman’s an entrepreneur, dedicated blogger, and serious businesswoman. Here, she shares how juggling a few careers (no biggie) has improved her running and changed her life.
5 Awesome Treadmill Workouts

Learn to love (or at least like) the treadmill! We’re giving the often-dreaded gym machine another spin with these butt-kicking, certifiably not boring workouts.

The Truth About Runner's High

Running does wonders for the body and mind. And for years, runners have been claiming a sense of elation akin to an actual high. But does this mysterious sensation really exist?

Entrepreneur and former collegiate gymnastics champion Jason Shen had a less-than-awesome experience running his first marathon. Find out what went wrong and how we can all learn from his rocky road to the finish line.

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Can reaching our fat-burning zone be as easy as a push of the button?

Shake it like a Polaroid picture and strengthen the core with this week's Grobby.

With thousands of videos and millions of hits across YouTube, parkour has officially made it to the mainstream. Check out this extreme sport’s real-world fitness benefits.

Sweating buckets during exercise may be a sign of an intense workout, but it may also be a cue to rehydrate and replenish lost electrolytes.

Guest contributor and Sports Illustrated Video Producer Collin Orcutt discusses his transition to life after basketball— and what it means for the athlete in all of us.

Crack open a coconut after the next workout? New research suggests coconut water rehydrates just as well as plain water and sport drinks.

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