Hawaiʻi and the West Coast Health Alliance
California
Hawaiʻi
Oregon
Washington
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Confused About Vaccinations? Here's What You Should Know
With State Epidemiologist Dr. Sarah Kemble
Public Health Policy Organizations
American Academy of Pediatrics
American College of Obstetricians & Gynecologists
American Academy of Family Practice
American College of Physicians
Infectious Disease Society of America
National Academies of Science, Engineering & Medicine
Hawaiʻi is a partner in the four-state West Coast Health Alliance (WCHA), which was formed in September 2025 to coordinate our efforts to protect the reliability and safety of public health recommendations. On this page you will find links to health information based on rigorous scientific and medical standards. This guidance is based on high-quality reviews of medical evidence, to address health questions with clear answers that you and your family can trust. Mahalo!
Current Recommendations
Child and Adolescent Immunizations
What your child needs for lifelong protection against disease
Vaccines and Autism
The evidence is clear: Vaccines DO NOT cause autism
Respiratory Virus Season
Best protection against COVID-19, RSV and the flu
Hepatitis B Vaccinations for Newborns
Why your baby needs this critical protection beginning at birth
Measles, Mumps, Rubella, Varicella
Parents should be able to choose between the MMRV vaccine or separate vaccines for their children under 4 years of age
About the WCHA
The West Coast Health Alliance (WCHA) is a partnership among California, Hawaiʻi, Oregon, and Washington to ensure that public health recommendations are guided by safety, efficacy, transparency, access and trust. We will work together to reduce confusion and ensure that the public has access to clear, reliable information.
What WCHA Does
- Evaluates and responds to threats to national public health policy and recommendations
- Reviews data, information and reports from credible clinical and scientific professional organizations that use evidence-based methodologies and source materials to assess changes in public health policy
- Develops unified public health position statements, policy recommendations and guidance
- Addresses communications needs and countering mis- and dis-information
WCHA Charter
WCHA has established a charter that lays out the shared principles and scope that guides its work.