The official Apple store in the United States now flashes a rather disheartening message for smartwatch enthusiasts. ‘Apple Watch Series 9 and Ultra 2 no longer include the blood oxygen features,’ says the smartwatch category page. Apple’s support page also clarifies that as of January 18, the two aforementioned smartwatches no longer offer the ability to analyze blood oxygen saturation levels. If you are buying an Apple Watch Series 9 or Ultra 2 in the USA, units with model
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