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- Vaccines and immunization - World Health Organization (WHO)
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 build resistance to specific infections and makes your immune system stronger
- How do vaccines work? - World Health Organization (WHO)
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 vaccines contain weakened or reconstituted virus or bacteria as a whole Newer vaccines contain the blueprint for producing antigens (DNA or RNA) rather than the antigen itself
- Vaccines and immunization: What is vaccination?
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 you what vaccines you or your child have had and when the next vaccines or booster doses are due It is important to make sure that all these vaccines are up to date
- 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 pandemic, immunization has a long history
- Whats in a vaccine? - World Health Organization (WHO)
Vaccines are made up of carefully selected components that work together to protect against disease Each vaccine component serves a specific purpose, and each ingredient is tested in the manufacturing process All ingredients are rigorously tested for safety Active components: antigens or their blueprint (DNA or RNA) Vaccines contain antigens or the blueprint for making the antigens An
- Immunization coverage - World Health Organization (WHO)
Fact sheet from WHO on immunization coverage: provides key facts and information about recommended vaccines, key challenges and WHO response
- Vaccines and immunization: Vaccine safety
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) During the same period, vaccination has contributed to 40% of the drop in infant deaths Together with governments, vaccine manufacturers, scientists and medical experts, WHO's vaccine safety programme is constantly
- Vaccines and travel - World Health Organization (WHO)
These vaccines are recommended to provide protection against diseases endemic to the country of origin or of destination They are intended to protect travellers and to prevent disease spread within and between countries Some countries require proof of vaccination for travellers wishing to enter or exit the country
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