Nearly half of all Americans and around 40% of Britons now use a device to track their sleep. Are these gadgets accurate—and do their users get a better night’s rest?
Illustration: Cristina Spanò | Collector
Nearly half of all Americans and around 40% of Britons now use a device to track their sleep. Are these gadgets accurate—and do their users get a better night’s rest?
Illustration: Cristina Spanò
Nearly half of all Americans and around 40% of Britons now use a device to track their sleep. Are these gadgets accurate—and do their users get a better night’s rest?
Illustration: Cristina Spanò
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