Notes
First run in a week due to illness, breathing was really painful for the first 1.5 miles (chest infection), l actually stopped and took a few breaths through my woollen gloves to ease the pain (warm air, instead of the icy air which helped). No groin pain in my right leg which was encouraging/
Recovery paced run - trying to keep HR < 141 bpm
Resting HR 50 bpm last checked 12/01/2015
Max HR 185 bpm (guestimation) 15/05/2013