I wonder if we can measure anxiety vs self reporting. That would be a wild study to give everyone a band that tracks heartbeat and hopefully one other obvious m

I wonder if we can measure anxiety vs self reporting. That would be a wild study to give everyone a band that tracks heartbeat and hopefully one other obvious measurable symptom of anxiety and just see the large scale data of how certain jobs/school etc cause outsized amount of anxiety (with mostly undeniable measured data).