Originally Posted by GuitarWizard
I've used RPE up until last winter/spring when I got my first HRM. Comparing RPE to the HR zones, I was actually very close....
i use an HR every once in a while to find my LT level, but i don't use it for most of my rides. you're right - you can get very close by feel. RPE is pretty useful, as long as you're being consistent.