Cardio workouts

Pro Tips

CrossFit is Making Ricky Stenhouse Jr. a Stronger Athlete

The NASCAR star took to the WOD lifestyle so much, he built his own home CrossFit gym.

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Workout Routines

This Lower-Body Workout will Leave You Pumped in Under a Half Hour

Trainer Erik Bartell has come up with the ultimate 20-minute legday session.

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Workout Routines

Grow Bigger Arms With This High-Volume Superset Routine

This bi’s and tri’s workout is the latest in a series from Chris Kellum.

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Workout Routines

Here’s a Quick Guide for Competing in Your First DEKA Race

DEKA Fit, the latest fitness test from the folks at Spartan, is going global.

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Workout Routines

Military Monday: It’s Chest and Triceps Day — Army Style! 

Get your week started the right way with Chris Kellum's brutal workout.

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Hers Workouts

This 6-Move Cardio Sculpt Workout Can Be Crushed Anywhere

Fitness author Rebecca Louise has helped millions "rediscover" fitness.

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Workout Tips

These 3 Crushing Cardio Finishers That Will Also Work Your Core

Do you really want to be walking to nowhere on a treadmill for hours?

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Workout Routines

Military Monday: Hit Your Legs, Lungs, and Core in Under an Hour

Infantryman and trainer Chris Kellum introduces his Hybrid Warrior training plan.

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Workout Routines

Become a HIIT Machine with This Half-Hour Upper-Body Workout

Got 30 minutes? Give Erik Bartell's latest lung crusher your all.

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Workout Routines

Sprint Your Way to Blasting Fat and Building Athletic Power

Burn calories, build muscle, and get faster with these three HIIT workouts.

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