Sorting Science From Marketing in the Era of Data-Driven Biological Aging Clocks.

Congdon, Jenna · J Med Internet Res · 2026

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Abstract

Consumer wearables provide users with a wealth of data, including an estimation of their "biological age." In this News and Perspectives article, JMIR Correspondent Jenna Congdon reports on the accuracy and utility of age prediction by wearables.

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