Our program will lead you in and out of the above heart-rate zones, based on your maximum heart rate (MHR). These intensities should also correspond to your own perceived exertion.
The Effort Equation
The first four weeks
(Photo: 国产吃瓜黑料 Magazine)
New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! .