Originally Posted by Talvi
What?!? From a search this seems to be the first time the phrase "Lactate Threshold Heart Rate" has appeared on these forums. I'm wondering if it's helpful here to expand the definition of swimming acronyms to include medical ones?
i might have used "LT HR" vs. "LTHR" or maybe i thought i have used it. this is a medical term but more commonly encountered in training circles. it refers to the HR at which you reach your LT, used mostly if you're training via HR.