Asymptomatic Carriers, a CO2 Shortage, and Tracking Oxygen Levels

A roundup of stories we’re reading about Covid-19 today

  • The case for using a pulse oximeter: In a fascinating opinion piece for the New York Times, Richard Levitan, MD, an emergency physician, writes that many people with Covid-19 are not recognizing they have low oxygen levels for the first several days they have pneumonia because they aren’t short of breath yet. Often by the time people reach the hospital with shortness of breath symptoms, they have to be put on a ventilator. To…



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