Apple Watch Series 6 has a blood oximeter. What that has to do with COVID-19 - CNET
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Apple Watch blood oxygen detection feature found in iOS 14 code snippet - 9to5Mac
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Apple Watch blood oxygen detection feature found in iOS 14 code snippet - 9to5Mac
Apple Watch teardown reveals pulse oximeter, suggesting future measurement of blood oxygen - 9to5Mac
FDA Blocks Apple Watch Blood-Oxygen Feature That Would Help Millions
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