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Scientists invent 'Pulse-Fi' prototype — a Wi-Fi heart rate monitor that's cheaper to set up than the best wearable devices
Engineers are in the early stages of harnessing Wi-Fi as a way to monitor heart rates, but don't expect to use your home ...
Beats' Powerbeats Pro 2 and Apple's AirPods Pro 2 offer in-ear heart rate monitoring. But which earbud suits your lifestyle better?
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