Originally Posted by
phrantic09
I don’t think of the area around here as hilly, but maybe it is, most of our rollers get to the 6-8% range which makes z2 difficult
I could do it here if I had ridiculous gears and didn’t mind poking along alone at 7 mph, but that’s not what I ride for. Also, at age 64 with a job, slow distance is a waste of time. Data suggest old people need lots of VO2max and threshold training and it certainly works for me.