Load these songs, in this order, on your mix, and you'll zap calories without working harder.

By Beth Janes

These 25 rules are universally accepted by runners, but there is an exception to every rule....

By Runner's World

Bored with your normal race calendar? Whether you want to up the ante on the trails or dive ...

By Fara Rosenzweig

You don't need a gym membership to complete a great workout. Learn how to use the TRX traine...

By Doug Balzarini, CSCS, MMA-CC

These 10 fun and festive events are the perfect way to get in the holiday spirit, and burn o...

By Michael Clarke

Building up your swimming fitness isn't a full-time job. Here's how to make sure you're read...

By Kevin Koskella

Whether you're a new runner or you're easing back into running after an injury, these workou...

By Jennifer Van Allen

As the temperatures heat up during the summer, it's important to keep yourself and your dog ...

By Dawn Celapino

Lactate threshold are the most difficult workouts to run at the correct pace. But if you wan...

By Jason R. Karp, Ph.D.

If you're only focusing on run, bike and swim, you're missing out. Find out why strength tra...

By Mackenzie Lobby