What are the most common COVID-19 vaccine side effects?

[Photo by Daniel Schludi on Unsplash]

Now that it has been nearly four months since the FDA authorized the first COVID-19 vaccine, a decent amount of safety information is available about the Pfizer-BioNTech vaccine.

CDC recently released a summary of adverse event data related to the Pfizer-BioNTech vaccine based on more than 5,000 entries to the Vaccine Adverse Event Reporting System collected from Dec. 14, 2020, to Jan. 13.

The summary also included data related to more than 1,000 recipients of the first dose of Moderna COVID-19 vaccine.

The entries make up only a minuscule fraction of the more than 90 million doses of COVID-19 vaccine that Americans have received to date.

A total of 93.7% of the reports related to the first dose of Pfizer-BioNTech vaccine were nonserious, although that figure dropped to 78.6% when it came to the second dose. For the Moderna vaccine, 81.2% of the event…

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