Joined: Mar 2010
Posts: 326
Likes: 59
From: SoCal
Bikes: SL6 S Works Tarmac, 7 series Trek Madone, Saris Hammer Smart Trainer, Eddie Merckx, Ciocc, Trek 5900, DeRosa, Peugot, Diverge Gravel
After I reached about 72 I found I have to ride pretty easy for 20 to 30 minutes. Until that time my heart rate will not go over 110 bpm. After that I can hammer with the young guys.