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	Podcast:		CNET News (HD)
	Episode:		How pulse oximeters measure your blood oxygen levels
	Category:		Technology
	Duration:		00:00:00
	Publish Date:		2020-04-30 17:04:34
	Description:		Measuring your blood oxygen can be a vital way to keep track of your lung health, especially if you're hit with COVID-19 symptoms. But how do they work? And can your phone do the same job as an FDA-approved pulse oximeter?
	Total Play:		0