About stress: how's your HRV? Look into sympathetic and parasympathetic nervous system, vagus nerve and it's relation to HRV. It gives you a more objective way to measure stress.
In particular, Garmin smartwatches have a very good measurement and intepretation with their "stress" and "body battery" features.
In particular, Garmin smartwatches have a very good measurement and intepretation with their "stress" and "body battery" features.