For the marathoners here - looking at a time-based or distance-based approach for the Dallas marathon.
I've done distance training for two halves and for triathlons, but I am interested in a time & HR- based training approach purely out of curiosity.
Which do you prefer and why?
I've done distance training for two halves and for triathlons, but I am interested in a time & HR- based training approach purely out of curiosity.
Which do you prefer and why?