Interval Training and Time Out Snack Mix

It has been months since I did any interval training. My focus for Boston was all about Tempo, Marathon Pace, and Easy runs. The hamstring and hip would give me problems if I tried to do any intense speed work.  Even after tempo runs, my aches and pains would be aggravated. Last Tuesday night, I decided it was time for intervals around the college track.  Ted and Shane were my coaches and timed my 400m speed sessions.  There seems to be a variety of ways to engage in interval training and the pundits disagree on the best speed to recovery [...]