A new update has returned the blood oxygen measurement feature to Apple Watch Series 9, Series 10 and Ultra 2 that lacked it. Is that all about to change?

Apple has reintroduced the ability in their watches to monitor blood oxygen data in the U.S., a feature previously omitted ...

Apple restores SpO2 to Series 9, Series 10, and Ultra 2 in the U.S. via an Apple Watch blood oxygen redesign that processes ...

Fitbit has unveiled the third device in the Fitbit Charge family, the Fitbit Charge 3, and the new version adds SpO2 tracking among other health tracking improvements. The device will be available ...