What Is a Pulse Oximeter, and Should You Get One to Warn of COVID-19?
TUESDAY, April 28, 2020 — Even though many Americans might not even know what pulse oximeters are, the tiny devices are flying off pharmacy shelves as high-risk folks worry about COVID-19. That’s because they perform a critical function, measuring the concentration of oxygen in the blood. How? Just clip the device onto a patient’s finger… Read More »