Vaccines and immunization: What is vaccination?
Oct 22, 2025 · Vaccination is a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them. It uses your body’s natural defenses to …
Vaccines and immunization - World Health Organization (WHO)
Sep 22, 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 …
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 · This article is part of a series of explainers on vaccine development and distribution. Learn more about vaccines – from how they work and how they’re made to …
Vaccines and travel - World Health Organization (WHO)
Vaccination can prevent a number of infectious diseases. Before travelling to another country, it is advisable to check with a local health practitioner which vaccines are required or advisable for …
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). …
COVID-19 vaccines - World Health Organization (WHO)
WHO recommends a simplified single-dose regime for primary immunization for most COVID-19 vaccines which would improve acceptance and uptake and provide adequate protection at a …
Recommendations de l'OMS sur la vaccination systématique.
WHO recommendations for routine immunization - summary tablesAfin d'aider les responsables de programmes à élaborer des calendriers de vaccination optimaux, l'OMS a rassemblé dans …
COVID-19 vaccinations have saved more than 1.4 million lives in …
Jan 16, 2024 · Since their introduction in December 2020, COVID-19 vaccines have reduced deaths due to the pandemic by at least 57%, saving more than 1.4 million lives in the WHO …
How to talk about vaccines
Mar 10, 2025 · Countries around the world are rolling out COVID-19 vaccines, and a key topic of interest is their safety. Vaccine safety is one of WHO’s highest priorities, and we’re working …