Apple Watch getting blood oxygen sensor back after 18 month absence

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer.In an announcement published to its website, Apple confirmed that it is introducing a redesigned blood oxygen feature to "some" Apple Watch Series 9, Apple Watch Series 10, and Apple Watch Ultra 2 models on August 14.The returning feature will be part of an iOS 18.6.1 and watchOS 11.6.1 update.Apple hasn't said exactly what it has done to get ...