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  1. 23 de abr. de 2024 · Vaccination is a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them. It uses your body’s natural defenses to build resistance to specific infections and makes your immune system stronger.

  2. 13 de may. de 2024 · Vaccine, suspension of weakened or killed microorganisms or toxins or other biological preparation, such as those consisting of antibodies, lymphocytes, or mRNA, that is administered to prevent disease. Vaccines work by stimulating the immune system to attack specific harmful agents.

  3. 24 de abr. de 2024 · Español. A major landmark study to be published by The Lancet reveals that global immunization efforts have saved an estimated 154 million lives – or the equivalent of 6 lives every minute of every year – over the past 50 years. The vast majority of lives saved – 101 million – were those of infants.

  4. en.wikipedia.org › wiki › VaccineVaccine - Wikipedia

    Hace 4 días · A vaccine is a biological preparation that provides active acquired immunity to a particular infectious or malignant disease. The safety and effectiveness of vaccines has been widely studied and verified.

  5. 1 de may. de 2024 · Learn about the different types of COVID-19 vaccines, how they work, the possible side effects, and the benefits for you and your family. Find answers to common questions and concerns about COVID-19 vaccines from Mayo Clinic experts.

  6. Hace 5 días · COVID-19 vaccine, any of various suspensions that contain either modified mRNA, recombinant proteins, or immune-stimulating components of SARS-CoV-2, the cause of coronavirus disease 2019 (COVID-19). The vaccine was intended to prevent COVID-19. Learn about the types, effectiveness, and safety of COVID-19 vaccines.