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2. Here are the best places and deals to shop during after ... - AOL

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   Walmart: The mega-retailer's end-of-year sale has massive discounts that rival (and often beat) Amazon on vacuums, kitchen appliances, bedding and clothing, to name a few.

3. Here's what AOL readers are buying during the Cyber Monday ...

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   These luxurious bed sheets are half off at Walmart during Cyber Monday in every size and nearly every color. At just $17, it's the perfect time to load up on multiple pairs to get you through the ...

4. Pulse oximetry - Wikipedia

   en.wikipedia.org/wiki/Pulse_oximetry

   A pulse oximeter probe applied to a person's finger. A pulse oximeter is a medical device that indirectly monitors the oxygen saturation of a patient's blood (as opposed to measuring oxygen saturation directly through a blood sample) and changes in blood volume in the skin, producing a photoplethysmogram that may be further processed into other measurements. [4]

5. The best early Cyber Monday deals to shop today: Amazon ...

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   KitchenAid Deluxe 4.5 Quart Tilt-Head Stand Mixer, $259 (was $359) at Walmart Herschel Hank II RFID Wallet , $34 (was $40) at Amazon Merit Beauty Five Minute Morning Set , $141 (was $206) at Merit ...

6. Photoplethysmogram - Wikipedia

   en.wikipedia.org/wiki/Photoplethysmogram

   [1] [2] A PPG is often obtained by using a pulse oximeter which illuminates the skin and measures changes in light absorption. [3] A conventional pulse oximeter monitors the perfusion of blood to the dermis and subcutaneous tissue of the skin. Finger pulse oximeter. With each cardiac cycle the heart pumps blood to the periphery. Even though ...

7. Point-of-care testing - Wikipedia

   en.wikipedia.org/wiki/Point-of-care_testing

   Similarly, pulse oximetry can test arterial oxygen saturation in a quick, simple, noninvasive, affordable way today, but in earlier eras this required an intra-arterial needle puncture and a laboratory test; and rapid diagnostic tests such as malaria antigen detection tests or COVID-19 rapid tests that rely on a state of the art in immunology ...

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

9. Pulse oximeters may misread oxygen levels in people of color ...

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   FILE - A health worker uses a pulse oximeter to check the oxygen saturation level of another after administering COVID-19 vaccine at a hospital in Gauhati, India, Jan. 21, 2021.