Apple Watch Teardown

iFixit performs their trademark teardown of Apple Watch. One interesting find:

Apple's heart rate monitor is actually a plethysmograph—it looks and acts like a pulse oximeter, but Apple isn’t claiming it can measure your blood oxygen level. Why? Beats us.

Our best guesses involve FDA regulations.

Continue reading “Apple Watch Teardown” at iFixit

Also too, and no surprise: ZERO hope for upgrades here folks.