Cardio
30 Thoughts You Have in Spin Class

On the outside? You're a smiling, glowing, spinning champ. On the inside? Things are a little different.

SPINNINGarticle
#OutsideIsFree

How quitting the gym changed one writer's body for the better.

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What Running a Marathon Looks Like Around the World

From the fastest and slowest countries to the nation with the most female runners, check out the surprising stats from the largest analysis of marathon runners in history!

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MARATHONSarticle
The Faster You Run, the Better It Is for Your Knees

Now you can have it all: Run faster and reduce knee pain all at once. Find out the safe way to speed up!

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RUNNINGarticle
A Run Today Keeps Cancer Away, Says Science

How hard you go in your workouts may have a direct correlation to disease development, according to new research.

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I Ran a Marathon in Antarctica!

Rough trails, extreme weather, potential hypothermia?! Running a race in Antarctica was unlike anything I'd ever experienced.

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MARATHONSarticle
14 Reasons Why Bike Riding Is Seriously Badass

Why ride a bike? Because getting around on your own and going faaast is just as fun as an adult.

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CYCLINGslide show
13 Ways to Really Piss Off a Runner

“How long is your marathon?” and 12 other things runners hate hearing.

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RUNNINGarticle
Why You're Crazy Enough to Run Another Marathon

Science says you may have a rose-colored view looking back on the pains of running 26.2!

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MARATHONSarticle