Notes
6709->6836ft DA
Fartlek: 3 x [.75 mi, .25 mi jog]
3 miles, 21:26
ons: 6:49 /mile
Offs: 8:05/mile
Average HR: 161.25 bpm
Max HR: 172
Felt pretty good overall, left hamstring crazy tight but still everything 10/10.
Not sure if I could do 5 miles of this while staying under control.