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 ...

For interval work, I exercise at a pace to get my heart rate up to a level I can tolerate and complete the designated task (run or row ‘x’ meters) and slow the pace until my next interval ...

The RX: (1) Buy a heart-rate monitor, ... Run speed intervals. For 50 minutes twice a week, alternate running for one minute below your AT with three minutes at or above it.

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 ...

The Intervals (The Main Course): Here, you alternate the fast part ("work") with the recovery part. Work Part: Run at a pace significantly faster than your usual race pace.

Methods Consecutive, consenting healthy adult recreational sportspersons aged 20.56±2.49 years (n=30), volunteered to ‘baseline recording’ of resting heart rate (HR), blood pressure (BP), respiratory ...

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!