Fig. 1: Continuously operating wearable AI for on-device frailty assessment.

a Illustration showing the reactive current clinical standard for diagnosing frailty. [Graphics derived from stock assets licensed under commercial Royalty-Free License from Noun Project, Inc., and under an Extended License from andi/stock.adobe.com.] b Implementation of wearable performing on-device inference from IMU recorded gait, wireless far-field charging of the wearable device, and Bluetooth Low Energy data output from wearable. ML Machine Learning, AI Artificial Intelligence. [Graphics derived from stock assets licensed under commercial Royalty-Free License from Noun Project, Inc., and under Extended Licenses from elenabsl/stock.adobe.com].