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Vaccines and immunization: What is vaccination?
Apr 23, 2024 · Vaccination is safe and side effects from a vaccine are usually minor and temporary, such as a sore arm or mild fever. More serious side effects are possible, but …
Vaccines and immunization - World Health Organization (WHO)
Nov 26, 2024 · 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 …
COVID-19 Vaccines Advice - World Health Organization (WHO)
Oct 8, 2024 · The duration of protection can vary depending on vaccination history, past infection, the type of vaccine received and circulating COVID-19 variants. It is still possible to get COVID …
COVID-19 vaccines - World Health Organization (WHO)
Major progress has been made with the COVID-19 vaccination response, and it is critical to continue the progress, particularly for those most at risk of disease. WHO recommends a …
How do vaccines work? - World Health Organization (WHO)
Dec 8, 2020 · Over many years and several decades, polio vaccination, using routine immunization visits and mass vaccination campaigns, has taken place in all continents. …
Know the facts - World Health Organization (WHO)
Feb 3, 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 …
Coronavirus disease (COVID-19): Vaccines and vaccine safety
Oct 8, 2024 · Vaccination in the mid-second trimester maximizes protection. Additionally, COVID-19 vaccines can be safely administered with other vaccines recommended during pregnancy …
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.
Vaccines and immunization: Vaccine safety - World Health …
Mar 30, 2020 · Health events are most often found to be coincidental, i.e., entirely unrelated to vaccination. Sometimes, events are related to how the vaccine has been stored, transported …
A Brief History of Vaccination - World Health Organization (WHO)
The scientists show that vaccination reduces the rates at which children get sick from 15.1 per 100 children to 2.3 per 100. By 1945, the first influenza vaccine is approved for military use, …