Is there a cause for concern if my oxygen level reading showed 77, 67, and then 99 on my pulse oximeters? - Quora
![Pulse Oximeter: Top 7 Best Pulse Oximeters to check Oxygen Levels in Human Body and how to use it - The Economic Times Pulse Oximeter: Top 7 Best Pulse Oximeters to check Oxygen Levels in Human Body and how to use it - The Economic Times](https://m.economictimes.com/thumb/msid-98113082,width-640,height-480,resizemode-7/hesley-pulse-oximeter-fingertip.jpg)
Pulse Oximeter: Top 7 Best Pulse Oximeters to check Oxygen Levels in Human Body and how to use it - The Economic Times
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Amazon.com: OxiWizard Pulse Oximeter, Finger Pulse Oximeter and OLED Display, Pulse Oximeter Fingertip, Accurate Fast Sp02 Reading Oxygen Meter, Heart Rate Monitor for Adult Child with Lanyard and Batteries : Health &
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Amazon.com: Pulse Oximeter Fingertip - Oxygen Meter Finger Pulse Oximeter - Blood Oxygen Saturation Monitor with Heart Rate and Fast Spo2 Reading, Pulse Ox with TFT Screen, Lanyard (Not include Batteries) :
![SmartHeart Pulse Oximeter | Blood Oxygen Saturation | Complete System Monitor Lanyard and Batteries | Portable Spot-Check Monitoring | Optum Store SmartHeart Pulse Oximeter | Blood Oxygen Saturation | Complete System Monitor Lanyard and Batteries | Portable Spot-Check Monitoring | Optum Store](https://files.plytix.com/api/v1.1/file/public_files/pim/assets/4a/b6/50/5f/5f50b64a922b8040627acd93/images/cd/39/0f/64/640f39cd43d532b2bd80bee1/11-50K%20SmartHeart%20Pulse%20Ox%20MODEL2.jpg)
SmartHeart Pulse Oximeter | Blood Oxygen Saturation | Complete System Monitor Lanyard and Batteries | Portable Spot-Check Monitoring | Optum Store
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Amazon.com: OxiWizard Pulse Oximeter, Finger Pulse Oximeter and OLED Display, Pulse Oximeter Fingertip, Accurate Fast Sp02 Reading Oxygen Meter, Heart Rate Monitor for Adult Child with Lanyard and Batteries : Health &
![Pulse Oximeter Fingertip - Oxygen Meter Finger Pulse Oximeter - Blood Oxygen Saturation Monitor with Heart Rate and Fast Spo2 Reading, Pulse Ox with TFT Screen, Lanyard (Not include Batteries) - Walmart.com Pulse Oximeter Fingertip - Oxygen Meter Finger Pulse Oximeter - Blood Oxygen Saturation Monitor with Heart Rate and Fast Spo2 Reading, Pulse Ox with TFT Screen, Lanyard (Not include Batteries) - Walmart.com](https://i5.walmartimages.com/seo/Pulse-Oximeter-Fingertip-Oxygen-Meter-Finger-Blood-Saturation-Monitor-Heart-Rate-Fast-Spo2-Reading-Ox-TFT-Screen-Lanyard-Not-include-Batteries_d20af8ee-8bbe-4286-8f8d-cde2f8902622.c8da89b634b7dad1a8e719a31ea14521.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)