I’m Covid Antibody Negative Despite Being Fully Vaccinated; Is That a Problem?

A physician looks at how our immune systems respond to the Covid vaccine

Photo: RF._.studio/Pexels

I received my second dose of the Pfizer-BioNTech Covid-19 vaccine on January 4th of this year. I donated blood on March 19th. The donation center routinely checks for antibodies to Covid-19 in their donors. To my…




A blog from Medium for Covid-19 news, advice, and commentary.

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Bo Stapler, MD

Bo Stapler, MD

Health & science writer on Elemental & other pubs. Hospitalist physician in internal medicine & pediatrics. Interpreter of medical jargon. bostapler.medium.com

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