covid-adjacent/fitness trackers

Was thinking about how my step count is waaaaay down just from staying home, but I’m still wearing the tracker for heart rate. Wondered what else it might be able to infer & went looking…

Turns out some newer fitness trackers can measure oxygen saturation.
How your Apple, WearOS, and Fitbit smartwatch can help track your coronavirus symptoms

Imagine hooking that up to an alert for someone who’s been treating at home to catch worsening symptoms early