Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

Fitbit has released an update for its Versa and Ionic lines that lets you quickly check your blood oxygen saturation. The new Fitbit SpO2 Signature watch face shows your overnight SpO2 readings, which ...

(HealthDay)—Different target ranges for oxygen saturation as measured by pulse oximetry (SpO 2) do not affect the composite primary outcome of death or major disability for extremely preterm infants, ...

A new validation study published this month puts the blood oxygen feature of the Apple Watch to the test. According to the results of the study, the Apple Watch Series 6 is able to “reliably detect ...

The blood oxygen sensor featured in Apple Watch Series 6 and 7 is “not intended for medical use,” Apple says. That seems odd, considering that low blood oxygen is a serious medical condition. If the ...

When Fitbit launched the Charge 4 fitness band, one of the features we found the most interesting was its ability to estimate users' blood oxygen saturation levels through its SpO2 monitor. Users ...