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 ...

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, ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Zone 2 training is a type of cardio exercise where you use your heart rate as a guide to help you find the right intensity for your ...

Zone 3 is kind of like the goldilocks of run training: It’s not too fast and not too slow. Instead, it’s an in-between effort often described as “comfortably hard.” “Zone 3 training is great,” Brant ...

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 ...

In the ever-evolving world of fitness, few approaches have garnered as much scientific support and real-world results as Zone 2 training. This cardiovascular sweet spot, characterized by moderate, ...

Cardiorespiratory fitness exercise, often called aerobic or “cardio” training, is important for heart health, weight control, and overall fitness. This training can be broken down into five categories ...

Many active-duty service members and recruits working to improve their timed runs for military fitness testing often do not diversify their training enough. Too many just put in miles, mostly slow ...

Strava's new Training Zones feature promises to help runners and cyclists better understand their training load across metrics like heart rate, power, and pace. That sounds like useful information, ...

Aerobic exercise is essential for fitness, weight loss and overall health. One way to optimize your exercise routine is to understand the concept of "training zones." These zones are based on your ...