Did you know the Apple Watch can be used to give you your estimated VO2 max score? I didn’t, but you’ll be happy to know that it can measure it without you having to go through the more troublesome and traditional way of measuring VO2 max by running your ass off on a treadmill.
While not as accurate as the treadmill-oxygen-mask method the Apple Watch gives you a simple way you can start collecting and testing your own VO2 max.
What is VO2 max you may ask, here are FAQs about VO2 Max.