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- Vaccines and immunization: What is vaccination?
Vaccines protect us throughout life and at different ages, from birth to childhood, as teenagers and into old age In most countries you will be given a vaccination card that tells you what vaccines you or your child have had and when the next vaccines or booster doses are due It is important to make sure that all these vaccines are up to date
- How do vaccines work? - World Health Organization (WHO)
How vaccines help fight disease Vaccines contain weakened or inactive parts of a particular organism (antigen) that triggers an immune response within the body Other vaccines contain weakened or reconstituted virus or bacteria as a whole Newer vaccines contain the blueprint for producing antigens (DNA or RNA) rather than the antigen itself
- COVID-19 vaccines - World Health Organization (WHO)
The COVID-19 global health emergency saw the fastest vaccine rollout the world has ever seen Now it’s time to share just how remarkable that journey really was The Delivery is a tool that allows you to explore the stories, statistics, and determination that underpin it all Explore the triumphs and breakthroughs that kept us moving forward, perfectly preserving the efforts of our
- Explainers - World Health Organization (WHO)
Vaccine explainers"Vaccines Explained" is a series of illustrated articles that describe how vaccines work, how they’re developed and distributed and how their safety is carefully monitored Check the pages below to learn more
- Immunization, Vaccines and Biologicals - World Health Organization (WHO)
The Immunization, Vaccines and Biologicals department is responsible for targeting vaccine-preventable diseases, guiding immunization research and establishing immunization policy
- A Brief History of Vaccination
For centuries, humans have looked for ways to protect each other against deadly diseases From experiments and taking chances to a global vaccine roll-out in the midst of an unprecedented pandemic, immunization has a long history
- Coronavirus - World Health Organization (WHO)
The best way to prevent and slow down transmission is to be well informed about the disease and how the virus spreads Protect yourself and others from infection by staying at least 1 metre apart from others, wearing a properly fitted mask, and washing your hands or using an alcohol-based rub frequently Get vaccinated when it’s your turn and follow local guidance
- Statement on the antigen composition of COVID-19 vaccines
The TAG-CO-VAC reconvened on 6-7 May 2025 to review the genetic and antigenic evolution of SARS-CoV-2; immune responses to SARS-CoV-2 infection and or COVID-19 vaccination; the performance of currently approved vaccines against circulating SARS-CoV-2 variants; and the implications for COVID-19 vaccine antigen composition
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