If you prefer more structure, try a ladder fartlek: Run fast for one minute, recover with a jog, then repeat, running for two ...

When it comes to lifting weights, most of us focus on how heavy we can lift or how many reps we can complete in a session.

The many benefits of strength training are making headlines worldwide, from improved physical capacity to better longevity.

Are you looking to improve your speed, strength, and agility? Try this 30-day workout challenge. The post 30-day workout ...