How Apple Watch looks for hypertension and what do if you get an alert

Syndication September 18, 2025

How Apple Watch looks for hypertension and what do if you get an alert

Apple has made it clear how the new hypertension feature of the Apple Watch works — and, importantly, what it does not do.

Smartphone displaying a 'Hypertension Notifications Are Set Up' message with a heart and checkmark icon, green surface in background.

While it’s an Apple Watch feature, hypertension alerts have to first be enabled on an iPhone

If Apple is right, about 1 million people in the next 12 months will get a scary notification on their Apple Watch. It’s a notification of “Possible Hypertension,” and Apple has been at pains to explain what this does and does not mean.

Now it’s published a support document specifically detailing what prompts this notification, as well as what steps an Apple Watch user should take if they see it.

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