Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...
Zone 2 training is the basis for everyone's fitness ... It's worth knowing that while you can use a zone 2 heart rate ...
you would calculate 0.7 x 28 (which is 19.6), and take that away from 207, making 187.4 - that would be your maximal heart rate. Now you know this, you can work out your training zones ...