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  1. Vaccines and immunization - World Health Organization (WHO)

    Dec 18, 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 …

  2. 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 …

  3. 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 …

  4. Immunization, Vaccines and Biologicals - World Health …

    The Immunization, Vaccines and Biologicals department is responsible for targeting vaccine-preventable diseases, guiding immunization research and establishing immunization policy.

  5. 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 …

  6. 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 …

  7. 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. …

  8. 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 …

  9. 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). …

  10. The different types of COVID-19 vaccines

    Jan 12, 2021 · Having lots of different vaccines in development increases the chances that there will be one or more successful vaccines that will be shown to be safe and efficacious for the …