Originally Posted by
pepperbelly
The way I calculated my max heart rate was to subtract my age from 220. My zone 2 target heart rate should be 60%-70% of that.
I am 65 so my max should be 155. 60% of that is 93 and 70% is 108.
I have been averaging about 129 while riding and hit about 159 on a climb at the lake.
Yep, sorry, my math was fuzzy with the 130...