Aerial shots show protesters in Boston demonstrating aganist a required flu vaccine for students
In This Story: Boston
Boston, officially the City of Boston, is the capital and most populous city of the Commonwealth of Massachusetts in the United States and 24th-most populous city in the country. The city proper covers 48.4 square miles with a population of 675,647 in 2020, also making it the most populous city in New England.
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In This Story: Vaccine
A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins.