As COVID-19 spreads across the globe, your smartwatch can help you get a perspective on your health.

The Apple Watch can’t take your temperature. Neither can an WearOS smartwatch or the Fitbit Versa. During a time when more people than ever are concerned about having a fever, it’s a shortcoming that seems particularly glaring.

It’s not your watch’s fault, however. Skin readings, particularly on the wrist, are less than ideal for monitoring body temperature due to stress, sweat, and other external oscillating factors.
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