Originally Posted by Trakhak

I retired a year ago, and I've naturally increased my cycling mileage substatially since then. Now, at 70, I find that I have to be careful to take a couple of rest days per week and do one or two very easy days on the bike, too. Twenty-plus hours a week of hard riding felt great, but I wasn't recovering the way I used to. My conclusion is that adequate rest and recovery make a greater difference as I age.