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Every Holiday Song You'll Want to Run to This Winter
Popular in Cardio
This Total-Body HIIT Workout Will Get You Sweating In Under 5 Minutes
It will be the longest, but most #worthit 5 minutes of your life
Watch This Insanely Brave Woman Tackle Mt. Kilimanjaro on a Mountain Bike
And you thought *climbing* it was hard.
Boost Yout Heart Rate and Calorie Burn In Only 4 Moves
Trainer Kaisa Keranen shows you how to break a sweat, fast.
The Hardcore Bodyweight Workout You Can Do In Under 5 Minutes
Get a killer workout crazy quick with Tabata.
Does More Sweat Mean You Burn More Calories? Surprising Sweat Myths
Separate the sweat myths from facts.
A Little Running Gives You A Big Health Boost, Says New Meta-Study
Discouraged you can "only" run a mile or two? Read this now.
5 equipment-free moves to kick your body into fat-burning mode, fast.
8 Ways to Make Your Cardio Workout Harder (Not Longer)
Try these trainer tricks for more burn in less time.
I Ran All 6 of the World Marathon Majors In 3 Years
From London to New York City to Tokyo, running helped me travel the world--and learn a ton about fitness and tenacity.
The Fat-Burning Track Workout That's Anything But Boring
Take the fast lane.
No, I'll Never Run a Marathon. Yes, I'm Still a Serious Runner.
Why is it all about the 26.2?
How to Burn More Calories Outside the Gym
Transform any outdoor space into the ultimate fat-burning zone with this killer cardio and strength routine.
10 Lessons I Learned from Running 10 Marathons
Marathons can teach you a lot--about running and about life.
Shave a Minute Off Your Run
On the anniversary of the 4-minute mile being broken, set a personal record at your next race with these strategies.
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.
I'm a Slow Runner, and That's Fine With Me
How one writer learned discovered the benefits to letting go of competition.
5 Dance-Inspired Workout Classes We Love
Firm up while getting down at these new workout studios that have us feeling footloose.
How to Run Commute to Work
Pro: It makes you feel like a badass. Con: Two words--sink baths.
13 Marathon Essentials Every Runner Should Own
In honor of the NYC Marathon, we rounded up our must-have gear that will help you look stylish from the moment you start to the second you finish.
5 Must-Try Cycling Trends
Innovative gear and fun new cycling routines that will make you a lean, mean fitness machine.
6 Tips For a More Intense Cardio Workout
Incorporate these six tips to get more out of every heart-pumping sweat session
11 Science-Backed Reasons Running Is Really Good for You
No, it won't destroy your knees. Yes, runner's high is an actual thing.
6 Rules for Running Faster
The smartest ways to increase your speed whether you're racing or just running for fun.
Why Half Marathons Are Better Than Full Marathons
They're doable, you'll feel accomplished, and you don't have to give up your entire social life to train.
Become a Better Runner Without Running
Now's the time to prep for spring races! Boost speed, build endurance, and stay injury-free with these 7 exercises.
The Secret to Running Your Fastest Race Yet
Train your body to start slow so you can finish faster (and happier!).