Apple Watch Series 4 can detect AFib and perform an ECG

Today at a special event at Apple’sheadquarters, Apple’s COO Jeff Williams unveiled the next generation Apple Watch. It’s thinner, faster and has a larger screen than previous generations. But that’s to be expected. The Apple Watch Series 4 is packed with several features that use the built-in heart monitor for medical purposes.
The Apple Watch has always included a built-in heart rate monitor but it has been limited to basic, standard functions of tracking the wearer&rsq