Evidence-based
COVID-19
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•Last Updated: November 20, 2025
COVID-19 is an infectious disease caused by the SARS-CoV-2 virus. Since the virus was identified in 2019, it has spread and created a global pandemic. Vaccines are effective at reducing both the chance of contracting COVID-19 and the severity of the infection.
COVID-19 falls under the Immunity & Infectious Disease category.
