A few weeks ago, I interrupted my regular routine of powerlifting workouts to run a half marathon. I raced it all-out, and woke up the next day with a killer case of delayed onset muscle soreness. But ...

The current recommendations from the US Department of Health and Human Services say adults should aim to get 150 to 300 minutes of moderate physical activity, 75 to 150 minutes of vigorous physical ...

If you’ve never heard of RPE before, it simply stands for Rate of Perceived Exertion. Or to put it another way, it's how fatigued you are or how intense an exercise feels during any given workout ...

RPE, a.k.a. your Rate of Perceived Exertion, may not be a metric you've used to track your workouts thus far, but experts say it may well be more useful than using a fitness watch. In short, the RPE ...