The main purpose of this website is to provide accurate, objective, up-to-date evidence on vaccines and vaccination in general. It also provides an overview of the mechanisms in place in the European Union (EU) to ensure that available vaccines conform to the highest standards of safety and effectiveness. Read more About us.

There are currently no items to display
This video is available in 24 EU languages. Turn on subtitles in your language.

How vaccines work

Each virus and bacterium triggers a unique response in the immune system involving a specific set of cells in the blood...

When to vaccinate

Vaccines protect people during different stages of life. Vaccines are recommended for different age...