When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images A half marathon is just a 5km warm-up, a 10k run, and a 5k recovery run, ...

Zone 2 is a buzz word among runners these days. But, what the heck does that even mean? In the simplest terms, your heart rate is broken down typically into five zones. Think of zone 1 as a walk in ...

For years, runners have used heart rate-based training to maximize their running potential. This method includes five “zones” at which your heart is beating at a percentage of its maximum capacity. In ...

You likely know the importance of zone 2 training—low-intensity miles that are the foundation of distance running plans. The challenge? Finding your personal zone 2 range, and sticking to it. That’s ...

Running without a race goal in mind has become a different challenge for me. I’ve been inundated with so much information and ...

Slow running has been emerging as an unexpected way to run faster over long distances. Easy, conversational-pace runs can help you build up your aerobic base and improve your endurance without burning ...

MARTIN: Did you get a workout in this weekend? How'd it go? MARTÍNEZ: I got two. One was an easy one, and the second one was I put myself through the ringer. MARTIN: (Laughter) Excruciating. OK.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When I first started running seriously, I thought I had to be out of breath and dripping sweat with my ...

Fitness programs can be built around just about anything. CrossFit is based on the philosophy that constantly varied movements performed with moderate intensity improve physical competence. Yoga is ...