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Pulse oximeters, vital for measuring how much oxygen is in someone’s blood, don’t work well in people with darker skin, multiple studies have shown. Ashraf Fawzy, a critical care medicine expert at Johns Hopkins, says even the degree to which …

Many aspects of pulse oximeter function may be dysfunctional in people with darker skin, Elizabeth Tracey reports Read more »

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Just how inaccurate are the devices used to measure oxygen in the blood, called pulse oximeters, in people with darker skin? That’s the question that Ashraf Fawzy, a critical care medicine expert at Johns Hopkins, and colleagues addressed in a …

Measurement of skin tone confirms inaccuracy of pulse oximeters in some people, Elizabeth Tracey reports Read more »

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Pulse oximeters are essential to measure someone’s level of oxygen in their blood, yet they haven’t been updated since the 1970s and they’re not well regulated by the FDA. That’s according to Ashraf Fawzy, a critical care medicine expert at …

Testing of pulse oximeters should take place clinically, Elizabeth Tracey reports Read more »

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If you’re a person with darker skin, a device to measure oxygen in your blood called a pulse oximeter may be inaccurate, sometimes extremely so, accumulating research shows. Ashraf Fawzy, a critical care medicine expert at Johns Hopkins and one …

Devices that measure oxygen in the bloodstream need federal regulation, Elizabeth Tracey reports Read more »

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Pulse oximeters are devices used to measure how much oxygen is in someone’s blood, and they are critical in settings like ICUs. Yet research shows that in people of darker skin tones they can be wildly inaccurate. Ashraf Fawry, a …

It’s high time to update pulse oximeters, Elizabeth Tracey reports Read more »

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Anchor lead: There are strategies to alleviate the shortage of ventilators for people with COVID-19, Elizabeth Tracey reports Ventilators, machines that help people with severe COVID-19 breath, are in short supply. Enid Neptune, a lung expert and critical care medicine …

CPAP and BIPAP Read more »