Fitness tracker
A fitness tracker or activity tracker is a device – usually a wearable – that measures and collects data about an individual's movements and physical responses. Popular brands that make them include Google, Garmin, Whoop, Amazfit, Xiaomi, Samsung, and Apple.
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If Google's screenless health tracker is too basic for you, the company's got another wearable for your wrist: the Fitbit Edge. It's got a large display and a few new tricks – but there are a couple of missteps worth knowing about before you upgrade.