COVID-19 Healthcare Quality and Worker Safety Information

Selected Adverse Events Reported after COVID-19 Vaccination - CDC is providing timely updates on the following adverse events of interest:

Anaphylaxis after COVID-19 vaccination - Anaphylaxis after COVID-19 is rare and has occurred at a rate of approximately 5 cases per one million vaccine doses administered. Anaphylaxis, a severe type of allergic reaction, can occur after any kind of vaccination. If it happens, healthcare providers can effectively and immediately treat the reaction. Learn more about COVID-19 vaccines and allergic reactions, including anaphylaxis.

CDC scientists have conducted detailed reviews of cases of anaphylaxis and made the information available to healthcare providers and the public:

To learn more, please visit: Selected Adverse Events Reported after COVID-19 Vaccination | CDC

 

Post-COVID Conditions: CDC Science: How CDC is using science to learn more about post-COVID conditions (or long COVID) - CDC is analyzing healthcare data, partnering with clinicians, and working with researchers to learn more about post-COVID conditions (Long COVID).

Post-COVID conditions (PCC, or Long COVID) are a wide range of new, returning, or ongoing health problems people can experience four or more weeks after first being infected with the virus that causes COVID-19. To learn more, please visit: Post-COVID Conditions: CDC Science | CDC

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