Apple Watch Health Features: Blood Pressure and Glucose
Apple Watch can now alert you to possible high blood pressure, flag signs of sleep apnea and check for irregular heart rhythms, but it still can't give you a blood pressure reading like a cuff, and it can't measure blood sugar at all. The blood pressure feature is a pattern-based notification, not a measurement, and non-invasive glucose sensing remains out of reach for every consumer wearable. This guide is for buyers deciding whether to upgrade, and for HR and IT leaders fielding questions about wearables in wellness programs. Key takeaways Apple announced hypertension notifications in September 2025 for Apple Watch Series 9 and later and Ultra 2 and later, running watchOS 26. They flag possible chronic high blood pressure; they don't show readings. Sleep apnea notifications use the accelerometer to track breathing disturbances over 30-day periods. No smartwatch or smart ring is FDA-authorized to measure blood glucose without piercing the skin, and the FDA ha...