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The New Science of Cardio

Forget everything you know about traditional cardio work. Energy Systems Development, or ESD, is a more effective way to train your body.


Save Reading for Recovery

If you are reading or watching TV, you more than likely aren't getting the most out of your workout.


Increase Cardio Intensity to Maximize Weight Loss

Watch this video featuring metabolic specialist Paul Robbins to learn how to burn more calories and turn up your metabolism.


How to Strengthen Your Feet for Barefoot Running

Build stronger feet for barefoot running with these simple moves from physical therapist Sue Falsone.

The Performance Life

3 Life Lessons Learned from Running

Author Martin Dugard shares what he's learned about life from running.


Q&A: Staying in Shape Despite Knee Injury

How to do aerobic workouts when you're sidelined by a knee injury.

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Essential Q&As for New Cyclists

Cycling coach Robert Panzera explains his keys to competitive cycling. Use his tips to get up to speed.

The Performance Life

Jump Rope Secrets from Buddy Lee

Former Olympian Buddy Lee explains how jumping rope can torch fat and take you to the top of your sport.

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A New Angle on the Water: Stand-Up Paddling

Whether you're looking to join the latest sport movement, improve your fitness, or pick up a fun hobby, check out what stand-up paddling has to offer.

The Performance Life

Best App for Runners

adidas releases miCoach app for iPhone and Blackberry.


New Way to Torch Fat: Cardio Strength Training

Mix up your regular cardio routine with tips from Robert dos Remedios, author of the new book Cardio Strength Training.


Q&A: Prepare Your Body for Altitude

How to train for an event in the mountains when you don't live there.

The Performance Life

The 120 Endurance Playlist

Use this fast-paced blend of funk, rock and reggae to improve your running time.


An Interval Workout That's Easier on Your Joints

Worried about the strain interval training can put on your joints? Here's how to reap the benefits without the wear and tear.

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Q&A: Will You Burn Out Before Your Big Race?

Focusing too much on a single aspect of your training can set you up to peak too soon.

The Performance Life

So What Exactly is VO2?

The author undergoes a series of tests to measure his cardiovascular fitness. What he learns can make you a better athlete.

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Q&A: How Can I Lower My Resting Heart Rate?

Learn what a healthy resting heart rate is and how to get yours in the right range.

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Q&A: Can I Run a Marathon?

Achieve your running goals, no matter your current fitness level. Just give yourself enough time to train.


Can Running Help You Succeed in Crunch Time?

Running proves useful not only to your body, but also to your ability to handle stressful situations.

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Q&A: Getting Ready for an Adventure Race

Three keys to prepare your body for any adventure.