For example , if you run 15 miles per week , you 'll be done with the run component before the second week is over .
Do n't feel constrained by the weekly goals -- they are just the average numbers necessary to stay on track .
If you run 15 miles per week , you 'll be done with the run component before the second week is over .
Do n't feel constrained by the weekly goals -- they are just the average numbers necessary to stay on track .