Frequently Asked Questions about COVID-19

COVID-19 is a contagious disease caused by the SARS-CoV-2 virus. Most people with COVID-19 have mild symptoms, but some may become severely ill.

Vaccination

Updated October 2025

Sources: American Academy of Pediatrics, American College of Obstetricians and Gynecologists, Infectious Diseases Society of America, Centers for Disease Control and Prevention, Food and Drug Administration

Related Resources

Surveys and Publications

2021 National Survey: Attitudes about Influenza, Pneumococcal Disease, and COVID-19

NFID 2021 National Survey on flu and pneumococcal disease including the impact of COVID-19

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COVID-19 story featuring Tara
Real Stories, Real People

Tara’s Story (COVID-19)

A family’s loss underscores the importance of COVID-19 prevention measures

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Portrait of Virginia
Real Stories, Real People

Virginia’s Story (COVID-19)

A certified nursing assistant describes her experience with COVID-19 and contending with vaccine hesitancy from her co-workers (in Spanish with English captions)

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