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  1. www.who.int › emergencies › diseasesCOVID-19 vaccines - World Health Organization (WHO)

    Vaccines and immunization: What is vaccination? Vaccines and immunization: Vaccine safety 15 February 2022 Questions and Answers: COVID-19 vaccines and pregnancy Delivering safe and effective vaccines COVAX COVAX aims to accelerate the development and manufacturing of COVID-19 vaccines and guarantee fair and equitable access for every country.

  2. www.who.int › health-topics › vaccines-and-immunizationVaccines and immunization - World Health Organization (WHO)

    17 de nov. de 2023 · Overview More Immunization is a global health and development success story, saving millions of lives every year. Vaccines reduce risks of getting a disease by working with your body’s natural defences to build protection. When you get a vaccine, your immune system responds.

  3. www.who.int › news-room › feature-storiesThe different types of COVID-19 vaccines - World Health...

    12 de ene. de 2021 · Learn more about vaccines – from how they work and how they’re made to ensuring safety and equitable access – in WHO’s Vaccines Explained series. As of December 2020, there are over 200 vaccine candidates for COVID-19 being developed. Of these, at least 52 candidate vaccines are in human trials.

  4. www.cdc.gov › coronavirus › 2019-ncovOverview of COVID-19 Vaccines | CDC

    16 de oct. de 2023 · Find an overview of the different COVID-19 vaccines available in the United States, including safety information and the ingredients of each vaccine. COVID-19 vaccines protect against COVID-19. Get safety info and more.

  5. www.who.int › questions-and-answers › itemCoronavirus disease (COVID-19): Vaccines and vaccine safety

    28 de jun. de 2023 · Read more on different types of COVID-19 vaccines here. For the latest information on vaccines, please visit the ‘What you need to know’ pages for AstraZeneca, Covaxin, Johnson and Johnson (J&J), Moderna, Novavax, Pfizer, Sinopharm and Sinovac.

  6. ourworldindata.org › covid-vaccinationsCoronavirus (COVID-19) Vaccinations - Our World in Data

    Coronavirus (COVID-19) Vaccinations. 70.6% of the world population has received at least one dose of a COVID-19 vaccine. 13.53 billion doses have been administered globally, and 12,322 are now administered each day. 32.8% of people in low-income countries have received at least one dose.

  7. www.who.int › news-room › feature-storiesHow do vaccines work? - World Health Organization (WHO)

    8 de dic. de 2020 · How vaccines help Vaccines contain weakened or inactive parts of a particular organism (antigen) that triggers an immune response within the body. Newer vaccines contain the blueprint for producing antigens rather than the antigen itself.