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I've been wearing this smart ring for 8 months and it's completely transformed my health

And at the very beginning of 2025, QALO launched their first smart, health-tracking ring. The QRNT (pronounced "current") ...

How Your Smartwatch Tracks Sleep (And How Accurate It Really Is)

How accurate is your smartwatch? Learn how Apple and Samsung smartwatches use motion and HR to track sleep, and why you ...