Apple Watch Series 12 and Ultra 4 Offer These Eight New Health and Fitness Features

The Apple Watch Series 12 and Ultra 4 offer a range of new health and fitness features. Apple today revealed the following features for the two new devices: New "Health Sensing System" : A redesigned sensor architecture with three main improvements, including increased electrode surface area for better ECG skin contact, photodiodes arranged in a ring for more efficient light capture, and larger, more power-efficient green LEDs for accurate heart rate readings during