8/13/2007
5:40 PM
5.1 mi
44:33
8:48 mi
adidas Boston Classic
Ouch. This was the first time I really noticed a major change in my cardiovascular conditioning. avg 174 bpm at an 8:48 pace! 6 weeks ago I could run this same route @ 8:15 with avg of 148 bpm, Ugh.