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Why Every Runner Should Be Training On Hills
Popular in Cardio
Torch 200 Calories in 20 Minutes
Torch 50 percent more calories than the elliptical while toning your entire body.
Spin to Slim Workout
This DIY ride combines fat-blasting sprints and thigh-trimming climbs in one 30-minute session.
Get Results Fast With This Tabata Workout
Work every inch or your body and blast fat with only two workouts a week.
The Best Cardio for Your Abs
When it comes to melting off belly fat, is all cardio created equal?
20-Minute Home Cardio Workout
Forget the treadmill! This quick routine will send your metabolism soaring.
Burn 500 Calories in 30 Minutes!
Maximize every second of your workout with these 5 fat-frying cardio plans.
The 4-Minute Fat-Burning Miracle Workout
And no, we're not exaggerating! See for yourself.
Get Loose! The Best IT Band Stretches
A quick fix for when running results in achy knees and severely tight leg muscles.
Torch 200+ Calories in 20 Minutes
Burn and firm all over with this high-intensity cardio-sculpting plan.
25-Minute Arc Trainer Workout
Rush to this fat-blasting machine before other gym goers realize how amazing it is!
Better-than-the-Treadmill Cardio Blast
Become a lean, mean, climbing machine with this fat-blasting plan.
10 Fat-Blasting Tabata Plans
Take your tabata off the treadmill and torch mega calories in 4 minutes with these moves.
Your 7-Minute Fat-Blasting HIIT Workout
No time? With this quickie workout, there's no excuse!
Blast 300 Calories on the Rowing Machine
Got 30 minutes? Use them to torch fat and sculpt every inch with this high-intensity plan.
Killer Kickboxing Workout
8 awesome drills to torch fat and tone every inch of your body.
You Won't Believe Why This Runner Lost Her Race
We bet she's still kicking herself.
Which Workout Burns More Calories?
From swimming to skating, yoga to yard work, see how your favorite sports, workouts, and everyday activities stack up.
The No-Equipment Cardio Workout
This bodyweight circuit makes fitting in a killer fat-burning session simple!
So You Think You CAN'T Dance?
4 moves you (yes, you!) can use at your office holiday party.
How (In)Accurate Are Calorie Counters at the Gym?
Find out which cardio machines dramatically stretch the truth.
Which Is Better: Running Faster or Longer?
We're setting the record straight when it comes to distance versus sprints.
10-Minute Cardio Blast
Shorten your cardio time with this efficient workout from fitness coach Erin Stutland.
So, What's Wrong With Only Doing Cardio?
We hit up celeb trainer Courtney Paul during his workout at David Barton Gym for a no-B.S. answer to this common fitness question.