Cardio
The Ultimate Guide to Running With Your Dog

Four-legged friends can be great running buddies. Read up on the essentials to keep them healthy and happy on the road.

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PETSarticle
What Makes You a Runner?

Hitting the pavement isn’t just about how fast you are. It’s time to redefine what it means to be a runner.

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RUNNINGarticle
These Hypnotic Workouts Will Transport You

New fitness classes use bright lights, imagery, and visual projections to enhance your workout.

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7 Winter Running Tips From Professional Marathoners

Elite runners and pro coaches share their top strategies for training through winter's toughest conditions.

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Why You Should Join a Walking Group

It's not just for your grandparents! A new study shows walking with friends may have surprising benefits.

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WALKINGarticle
10 Thrilling Races to Travel the World

Get that passport ready! From Paris to the Great Wall of China, these international marathons are worth training (and traveling!) for.

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MARATHONSslide show
The Awkward Winter Running Problem No One Addresses

Ever wonder why your glutes stay cold during a winter run? We have the answer, plus awesome running gear that can help

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RUNNINGarticle
Nike Launches Self-Lacing Shoes (Plus 7 More Futuristic Sneakers)

That’s right, the sneaker giant has made Back to the Future shoes a reality!

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What's Worse: Obesity or Inactivity?

One of these doubles your risk of dying early. Find out which one—and what you can do about it

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