For over 3 weeks now my Forerunner 945 says unproductive after every run - I'm clearly increasing my fitness based on speed and endurance after a 2 week break - I've cleaned it but wondering if there's a blip somewhere in readings.
For over 3 weeks now my Forerunner 945 says unproductive after every run - I'm clearly increasing my fitness based on speed and endurance after a 2 week break - I've cleaned it but wondering if there's a blip somewhere in readings.