Heart rate variability is an indicator of how well the parasympathetic nervous system functions. It provides athletes with a powerful measure of both their recovery

Heart rate variability (HRV) describes the beat-by-beat changes in your heart’s pace, essentially the spaces between your heart beats. You may think this occurs beyond

There has been some controversy lately over the effects of dehydration on health and performance in athletes. Its consequences for performance were investigated in a

One thing I’ve always recommended my athletes do is check their resting heart rate every day. Your heart rate can sometimes tell you whether it’s