Upload

{Target Heart Rate Zone} How To Calculate It For P90X

by trek2befit • 4,209 views

http://trek2befit.com/target-heart-rate-zone In this video I show you how to calculate your target heart rate zone for P90X, Insanity, or any other fitness program you are doing. It will literally...

Loading icon Loading...

Loading...
Working...
to add this to Watch Later

Add to