Google Health 5.09 is rolling out now, bringing Health Guardian feature support to Pixel Watch following Google's September 24 announcement. The update adds Cardio Load tracking from third-party workout apps, a concrete expansion that breaks Health Guardian out of Google's own fitness ecosystem.

The third-party Cardio Load integration is the detail worth paying attention to. It signals Google is building Health Guardian as a platform layer, not a walled feature set. That changes how useful the blood pressure and insulin resistance monitoring announced yesterday actually becomes in practice.

The full release notes contain the complete feature list and eligibility details. Read them before assuming your device or your workout app of choice is supported.

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