blood

Up to 70% of blood oxygen can be measured at home using a smartphone’s flash

Researchers from the US have discovered that cell phones can detect blood oxygen saturation levels as low as 70%, which is the minimum amount...
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Kaushiki Ghosh

Up to 70% of blood oxygen can be measured at home...

Researchers from the US have discovered that cell phones can detect blood oxygen saturation levels as low as 70%, which is the minimum amount...