Google just gave the Pixel Watch its most important update yet - how US users can opt in

Matthew Miller/ZDNET The Pixel Watch 3 is getting a first-of-its-kind, potentially life-saving feature, and users will see it starting this week. The FDA-cleared Loss of Pulse Detection feature works by tracking your heartbeat. If your heart stops beating -- due to cardiac arrest, respiratory or circulatory failure, overdose, or poisoning -- your watch will automatically turn on more accurate infrared LEDs and look for motion data. To use the feature, watch users must manually opt-in to the feature through the Google Pixel Watch App, then select Safety and Emergency and hit Loss of Pulse Detection to enable. Also: My new favorite Android smartwatch outperforms Google and Samsung in a crucial way If the watch determines you're not responsive, it will start a countdown and audio alarm. If you still don't respond, the watch will place a call to emergency services using your LTE or phone connection, inform them that you don't have a pulse, and share your location. Google says the watc ... Read full article.