![This app claims to let users monitor SpO2 levels and pulse rate with your smartphone: Here's how it works | Tech News This app claims to let users monitor SpO2 levels and pulse rate with your smartphone: Here's how it works | Tech News](https://images.hindustantimes.com/tech/img/2021/05/25/1600x900/WhatsApp_Image_2021-05-24_at_12.10.59_1621929184802_1621929197280.jpeg)
This app claims to let users monitor SpO2 levels and pulse rate with your smartphone: Here's how it works | Tech News
![Amazon.com: mibest OLED Finger Pulse Oximeter, O2 Meter, Dual Color White/Black : Health & Household Amazon.com: mibest OLED Finger Pulse Oximeter, O2 Meter, Dual Color White/Black : Health & Household](https://m.media-amazon.com/images/I/61QgzgJlX7L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: mibest OLED Finger Pulse Oximeter, O2 Meter, Dual Color White/Black : Health & Household
![FDA issues warning on pulse oximeter limitations, but says little about racial disparities - MedCity News FDA issues warning on pulse oximeter limitations, but says little about racial disparities - MedCity News](https://medcitynews.com/uploads/2021/02/Pulse-oximeter.jpg)
FDA issues warning on pulse oximeter limitations, but says little about racial disparities - MedCity News
![Amazon.com: Easy@Home Fingertip Pulse Oximeter (Not for Medical Use) - SpO2 Blood Oxygen Saturation Meter and Heart Rate Monitor -EHP050 : Health & Household Amazon.com: Easy@Home Fingertip Pulse Oximeter (Not for Medical Use) - SpO2 Blood Oxygen Saturation Meter and Heart Rate Monitor -EHP050 : Health & Household](https://m.media-amazon.com/images/I/61j9F0IqbhL._AC_UF1000,1000_QL80_.jpg)