There comes a time in every runner’s life when it’s time to kick things up a notch. That means one thing and one thing only: interval training. There’s a reason loads of runners don’t like intervals.

Good news: starting your running journey doesn't have to require diving in head-first and sprinting for 30 minutes straight. If you’ve never been much of a runner (or you’re starting to get back into ...

Runner’s World coach, Jess Movold, chose intervals for this 30-minute treadmill progression run, giving you short recovery breaks between work periods—and requiring you to hit a quicker pace with each ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." RUNNERS CAN EASILY fall into a basic routine for their workouts: Lace up, hit the pavement, then cruise ...

Hate running? This easy 5K training plan minimizes monotony while helping you build stamina and cross the finish line feeling ...

Do you want to get faster over five kilometers or ten kilometers? Then there is one thing that must not be missing in your ...

Why it can be your "secret weapon." ...

Strides don’t look very exciting, and they’re easy to skip or overlook. They’re short, controlled efforts, usually 20 to 30 ...

Here’s a graph showing the fraction of workout time spent at above 90 percent of max heart rate (black bars) and above 90 ...

Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can improve cardiovascular health, regulate blood sugar, and reduce body fat ...