When I started using the SleepWatch app on the Apple Watch a year ago, I intended to mostly compare it to other sleep tracking products I had tried. But it led to a series of events that helped me not only quantify my sleep better than other sleep tech, but also identified a bigger issue: my unhealthy level of stress. Combined with a couple other apps on the Apple Watch, I was able to improve my stress and track my progress by following Heart Rate Variability.
It all kicked off last May when I started testing the SleepWatch app and a couple other sleep tracking apps on the Apple Watch.
Continue reading the article here!