Pulse-data from fitbits have been used in crime-detection in the (recent) past. For example: https://www.theverge.com/2018/10/4/17936722/fitbit-data-murder-tr

Pulse-data from fitbits have been used in crime-detection in the (recent) past. For example: https://www.theverge.com/2018/10/4/17936722/fitbit-data-murder-trial-stepdaughter https://www.theverge.com/2018/10/4/17936722/fitbit-data-murd...