Apple Watch Blood Oxygen Sensor Returns

From Jim H:

Apple Watch Blood Oxygen Sensor Returns: How to Use It and What It Can Tell You About Your Health

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a year thanks to a patent spat, but it's back in action now.

https://www.pcmag.com/how-to/apple-watch-blood-oxygen-sensor-how-to-use-what-it-reveals-about-health?utm_source=email&utm_campaign=tipstrickshowto&zdee=gAAAAABnfB5GtN0cb5HJZOvsCVPlt5Av632v_8hsv77CbBgmOSeIiazXlXiCC7v1tKKsoUrpB6blT7lD7vOlfVJjhwErLm1wf4Y8yfYoYa90W541Yg6zBrQ%3D&lctg=42917571676