If you’ve ever thought to yourself during a workout, wow this is super challenging, a 10 out of 10 for sure, you’ve actually been using RPE (rate of perceived exertion) to measure your exercise ...

When you think of progressing as a runner, you probably think about getting faster and/or going farther, but there’s another variable to consider: running intensity. To Steve Mura, manager of runner ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty/Ben Welsh If you’ve never heard of RPE before, it simply stands for Rate of ...

Fitness intensity can be one of the most subjective areas of working out. From “rate of perceived exertion” (or RPE) to the famous “runner’s high” or getting “in the zone,” these metrics can, at best, ...

Fitness progress is all about intensity. You'll only get faster if you practice running faster, and you'll only get stronger if you keep adding more weight. It's the basic rule of progressive overload ...

In a follow-up to my last column (“Differing perceptions of training intensity,” (Aug. 3), I’d like to give readers some tools to address the concept of training to proper intensity in order to ...

Many exercise physiologists believe that the intensity of an activity is more important than how long you exercise or how many times you repeat an exercise. But gauging exercise intensity can be ...