One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation – and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen can be ...

The Garmin Index Sleep Monitor is a specialized wearable designed to provide in-depth sleep tracking without the need for a wristwatch. It caters to individuals who prioritize comfort during sleep or ...

Garmin’s latest health tracker is a smart sleep band that attaches to your upper arm. Garmin Index Sleep Monitor offers detailed sleep tracking with sleep stages, sleep score, heart rate variability ...