15-Minute Workouts to Boost Your Metabolism and Speed

No time to exercise is a thing of the past. Here are five, 15-minute workouts that will crank up your metabolism and build your speed.

By Doug Balzarini, CSCS, MMA-CC

Weight Machines vs. Free Weights

Which is better—weight machines or dumbbells? This boxing match comparison shows you both sides to determine which method is better.

By Jason R. Karp, Ph.D.

IT Band Syndrome | ITBS Treatment and Stretches

Iliotibial Band Syndrome (ITBS) or IT Band Syndrome is one of the major causes of knee pain in runners. Check out our collection of articles below ...

By Sylvia Huang

2014 Editor's Picks: Holiday Gift Guide for the Techie Fit Geek

Intimidated by the amount of techie fitness gear on the market? We've tested and sorted out the best gadgets for the tech-minded fitness fanatic in...

By Kirsten Korosec, Active.com

2014 Stocking Stuffers: Fitness Gifts Under $25

Here's your chance to spread the holiday cheer without emptying your wallet. Check out these 20 budget-friendly stocking stuffer ideas for your fav...

By Hunter Hewitt

Ab Workouts | Abdominal Exercises and Tips

Looking to get those 6-pack abs? Tired of the same old core routines? From easy exercises for beginners to challenging workouts for advanced athlet...

By Robert J. Duncan

Half-Hour Power: Calorie-Burning Treadmill Workout With Music Mix

Spice up your winter training with the ultimate treadmill interval plan. Not only will you get a fun and challenging workout, you'll also have musi...

By Fara Rosenzweig

20-Minute Speed and Agility Workout

This do-anywhere circuit builds strength and agility. Try it to speed up your run.

By Susan Legacki