If you had Covid before you were vaccinated, you might have less immunity than you think, says study

A healthcare worker administers a dose of the Pfizer-BioNTech Covid-19 vaccine at a vaccination clinic in the Peabody Institute Library in Peabody, Massachusetts, US, on Wednesday, Jan. 26, 2022. Vanessa Leroy | Bloomberg | Getty Images People who caught Covid-19 before they were vaccinated had a weaker immune response to the shots than those who … Read more

Translate »
Social Media Auto Publish Powered By : XYZScripts.com