Smallpox was once a common, deadly disease, that killed a third of those who contracted it. 200 years ago, it was discovered that vaccination could prevent smallpox. Learn more about the fight against smallpox in our videos
Immunisation is the cornerstone of polio eradication. Two types of vaccine are available: an inactivated poliovirus vaccine (IPV) and a live attenuated OPV.
Ebola viruses and Marburg virus are classified as biosafety level 4 (BSL-4) pathogens and require special containment and barrier protection measures, in particular for people taking care of infected patients or bodies.