The purpose of a vaccine is to trigger an immune response to the pathogen without actually causing infection. This ensures that the immune system is already primed with antibodies to fight off the disease.Answer and Explanation: A booster vaccine comes some time after the original vaccine is give...
A vial of the Moderna COVID-19 booster vaccine targeting BA.4 and BA.5 Omicron sub variants is pictured at Skippack Pharmacy, Sept. 8, 2022, in Schwenksville, Pa.Hannah Beier/Reuters Data from Modernahas shown the new boosters offers additional protection against EG.5 and FL.1.5.1...
A vaccine is an active biological suspension made from the disease-causing pathogens that are heat-killed, weakened, or broken into tiny fragments to activate immunity (active acquired).Answer and Explanation: The primary purpose of the vaccine is to trigger immunity without causing any activation ...
What if I don't know my measles vaccine history? If you're unsure if or when you were vaccinated against the measles, start by tracking down your vaccination records if possible, Gounder advised. But, if you can't find those details, there is "no harm in getting an extra dose," she...
For most vaccinations, you need one more jab after the initial series to get more protection. This extra dose of avaccineis known as a booster shot. How Do Vaccine Boosters Work? A vaccine contains weakened forms of the disease-causing virus or bacteria, or parts of these germs. Or it ...
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Johnson & Johnson's COVID-19 vaccine may be effective against variants of the virus, according to the Food and Drug Administration.
The latest COVID vaccine is an updated booster that targets the Omicron variants that have been circulating all summer (part of the FLiRT family). The new vaccines were tweaked using the KP.2 strain to provide better coverage for the current variants dominating, Dr. Sellick says, so it's ...
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EXPLAINER: What to Know About Coronavirus Immunity and the Potential Need for Vaccine Booster ShotsSmith-Schoenwalder, Cecelia AUTHORU.S. News & World Report; Washington