Welcome to Kaiser Permanente Washington
Health Research Institute

We discover ways to prevent illness and improve treatment.
We're making health and health care better for everyone.


Behind the scenes

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Meeting participants' needs: Our research interventionists

Deborah King and Jessie Waiamau-Ariota describe their pivotal role in research on youth mental health — and more.

Vaccine research

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COVID-19 variant vaccine trial begins at KPWHRI

An investigational vaccine by Moderna is being tested for safety and immune response in Seattle and 3 other cities.

Cancer screening

An older woman stands in front of a mammography machine, preparing for her scan

Catching breast cancers when mammograms are limited

New study calculates risk-based approach to detect the most cancers with the fewest exams.


Our research

We study health and health care as it happens in everyday settings by everyday people, producing results that are built to work in the real world. We share our results in the public domain to benefit people everywhere.