Google Releases AI-PPG-ACC-HTN Cuffless Hypertension Detection System for Watches
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On November 6, 2026, Google Research released the AI-PPG-ACC-HTN system, designed to detect signs of hypertension using smartwatch data without a cuff. The research was jointly conducted by Google Research together with Beth Israel Deaconess Medical Center and Harvard Medical School, and the findings were published in Nature. The system uses PPG (photoplethysmography) and accelerometer (ACC) sensor data from smartwatches to passively detect signs of hypertension without cuff-based calibration. Current reports only disclose the system's release and paper publication; there is no information yet on follow-up applications or regulatory approval.
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- Google ResearchSelectedDetecting signs of hypertension using wearable sensors
Google Research, together with Beth Israel Deaconess Medical Center and Harvard Medical School, published in Nature the AI-PPG-ACC-HTN system, which passively detects signs of hypertension using a smartwatch's PPG and accelerometer sensors without cuff-based calibration.
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