Evidence-based resources on vaccine development, history, and approval.
The Research section provides comprehensive information on how vaccines are developed, tested, approved, and monitored for safety. Our content draws from peer-reviewed research, government agencies, and regulatory bodies.
Whether you're a citizen seeking to understand vaccine science, a healthcare professional looking for reference materials, or a journalist researching vaccine topics, this section provides documented evidence and primary source citations.
We present research findings objectively, distinguishing between what is firmly established by scientific consensus and areas where research is ongoing.
Start with our vaccine history overview and how vaccines are approved. Then explore specific vaccines and diseases.
Learn More →Reference our clinical trial phases, regulatory processes, and clinical considerations. Visit our clinician guide.
Learn More →Access our media guide, primary data sources, and guidance on interpreting vaccine statistics correctly.
Learn More →Timeline from variolation to mRNA vaccines
From preclinical to FDA approval
All vaccines, developers, and status
mRNA, viral vector, protein subunit, and more
What's in vaccines and why
Vaccine-preventable diseases