Dylan Johnson's "The Problem with TrainerRoad Training Plans": it's gonna be a busy day around here

[ArHu74]

It is the other way around if you are younger you can probably get away with low intensity stuff and improve but the older you get, the more important it is to do high intensity

54% of VO2max loss in masters athetes can be explained by loss in volume

Seems that for us older folks it’s even more important to keep the intensity high, use it or lose it