Heart rate variability or (HRV) is the gap in time between the beats of your heart. So, if your heart rate is 60 BPM, it is not beating...

The levels of physical and mental exertion required to maintain performance at the elite level mean effective recovery is essential. Good...

Since the late 1950s, the concept of RPE in sport and exercise science has been growing in importance. It has been defined as the...