If your heart stops, this smartwatch-AI can call for help

Nature, Published online: 26 February 2025; doi:10.1038/d41586-025-00601-6The machine learning algorithm picks up sudden loss of pulse and automatically alerts emergency services — plus, the latest from the Nature Briefing.

Feb 26, 2025 - 17:57
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If your heart stops, this smartwatch-AI can call for help

Nature, Published online: 26 February 2025; doi:10.1038/d41586-025-00601-6The machine learning algorithm picks up sudden loss of pulse and automatically alerts emergency services — plus, the latest from the Nature Briefing.