Strava for Runners: A Worthy Training Partner?

Strava has taken over the world of cycling, but is it right for runners? Find out here if the next big thing is more boom or bust.

By Marc Lindsay

Double Days: What They Are and How to Reap the Benefits

Doing more than one workout a day is designed to improve your fitness. As long as it's done intelligently, the more results you'll see long term. H...

By Caitlin Chock

The Best Race-Week 5K Workout

You're one week away from a 5K, and it's your goal to run the best time you can. Complete this workout during race week to prime your body to race ...

By Jason Fitzgerald

The Expert Advice Every Beginner Runner Needs to Hear

Do you want to start a running routine? Here's why you should and how you can do it when you're ready.

By Runner's World

4 Ways to Mix Up Your Running Routine

Are you bored with your running routine? Here's four easy ways to fix it fast.

By Runner's World

How to Beat Marathon Fatigue

Fatigue is not something specific to slow or average runners—it happens to every one. Here's how to train to beat marathon fatigue (warning: ...

By Jason Karp, Ph.D.

The Science Behind Your Runner's High

That pasted smile and boost of confidence is what most consider a runner's high. But why does this feeling unfailingly come after every run? Find o...

By Runner's World

How to Run a PR at Your Next 5K or 10K With Negative Splits

If you're in the hunt for a 5K or 10K PR, a slight negative split, meaning that the second half of the race should be faster than the first half, s...

By Jay Johnson