Actually, it shows that the cardiovascular system is becoming more efficient/fit and clearly this would doubtlessly still occur without use of an HRM — stating the obvious, I know. Progress will happen due to consistent training, believe it.
It seems to be a part of at least some college programs too. At least it is at Colorado under Wetmore.
Bullcrap. The frequency is so high that I cannot keep track of the number of times I have seen some internet know-it-all believe that he can read one person’s account of a single season that took place nearly five years ago and can then go around making assertions like he really knows something.