Q: One of the last great mysteries in running is dealing with Karvonen versus straight-line method of calculating your Heart Rate ranges. I have been using the Karvonen method which makes sense ...

I’m a former competitive runner who can no longer run due to issues with my knee cartilage. I’m now relying on a heart rate monitor to ensure I’m maintaining my cardio conditioning while on ...

I won’t make all of my runs interval-based—sometimes I still want to zone out and jog—but running intervals has been worthwhile for my overall fitness and for adding variety to my workouts.

Your heart rate is an indication of how much effort your body is exerting, says sports and orthopedic physical therapist Winnie Yu, DPT, CSCS. “The higher your heart rate is, th ...

Allow your heart rate to drop before the next interval. Cool Down (Equally Important): After the last interval and its recovery, spend another 10-15 minutes on a very, very light jog.

The Office of Personnel Management (OPM) informed agency leaders that employee response to an email asking for a recap of what they accomplished last week is voluntary and that failure to do so ...

Does treadmill running performance, heart rate and breathing rate response during maximal graded exercise improve after volitional respiratory muscle training?

Adding intervals is a great way to mix up and spice up your runs. Oh, and it's way more effective for your health and fitness. Here are some fun ways to give intervals a try!