This $299 smart ring is my new go-to sleep tracker, and it’s not by Oura
The Amazfit Helio ring aims to integrate a host of sleep metrics into your fitness ecosystem by syncing with your smartwatch. But there are a few caveats.
The Amazfit Helio ring aims to integrate a host of sleep metrics into your fitness ecosystem by syncing with your smartwatch. But there are a few caveats.