(2/3) I would review the following links to get more detail about how the watches are calculating stress.
ms.spr.ly/6014apE4K
The Heart Rate Variability that's being detected can factor into the stress readings. Review this for more information:
ms.spr.ly/6015apE4z
Why is near constant heart rate data sampling important?
Simple: Most health and performance metrics are traced back to it. garmin.com/en-US/blog/health…