
Vaccines and immunization - World Health Organization (WHO)
Nov 6, 2025 · Vaccination is a simple, safe, and effective way of protecting people against harmful diseases, before they come into contact with them. It uses your body’s natural defences to build …
Vaccines and immunization: What is vaccination?
Oct 22, 2025 · 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 …
Know the facts - World Health Organization (WHO)
Mar 20, 2020 · The strategy has been designed to respond to the interests of every country and intends to inspire and align the activities of community, national, regional and global stakeholders towards …
Immunization, Vaccines and Biologicals - World Health Organization …
The Immunization, Vaccines and Biologicals department is responsible for targeting vaccine-preventable diseases, guiding immunization research and establishing immunization policy.
Vaccines explained - World Health Organization (WHO)
Feb 25, 2025 · Vaccines explained "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 …
COVID-19 vaccines - World Health Organization (WHO)
The COVAX No-Fault Compensation Program for Advance Market Commitment (AMC) Eligible Economies is the world’s first and only international vaccine injury compensation mechanism. The …
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 …
How do vaccines work? - World Health Organization (WHO)
Feb 25, 2025 · 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 …
Vaccines and immunization: Vaccine safety
Jul 15, 2025 · Vaccination is one of the most effective ways to prevent diseases. Over the past 50 years, essential vaccines against just 14 diseases have saved at least 154 million lives (1). During the same …
The Oxford/AstraZeneca (ChAdOx1-S [recombinant] vaccine) COVID-19 ...
Jun 13, 2022 · The Astra-Zeneca vaccine recommendations have also been modified to indicate that either of the mRNA COVID-19 vaccines (Pfizer or Moderna) can be used as a second dose following …