A Good Night’s Sleep, What Does It Mean?
It is not just how much you sleep but also how well you sleep that counts. Firstbeat Sleep Quality Assessment takes into account the amount of sleep and the quality of the recovery.
What’s Your Fitness Age? VO2max Reveals It
VO2max is generally regarded as the best indicator of cardiorespiratory fitness. The higher your VO2max, the better your aerobic fitness.