Health
Can current smartphone technology tell you when a pandemic might come calling? – EurekAlert
UC San Diego researchers find that an optical tool already embedded in many smartphones can accurately diagnose blood-oxygen levels and help monitor respiratory…
Photoplethysmography (PPG) is a simple optical technique used to detect volumetric changes in peripheral blood circulation. It’s used in smart watches, for example, to monitor pulse and heart rate, but PPG biosensors are also found in millions of smartphones, but without any current clinical applications.
In a study published online in the February 2021 issue of Chest, researchers at University of California San Diego School of Medicine, with industry collaborators, found that already embedded…
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