great on grass, pain on pavement
I have been running now for about 3 months, 3 times per week, increasing from 45 seconds (I kid you not!) to 17 mins. last week. Up until this past week, I have been jogging in a park on the grass and have felt NO PAIN. Not that it was easy but nothing hurt. Lots of snow this past week and have had to jog on pavement. Have…
