Covid antibodies seem to fade quickly (similar to other cold family viruses). So... | Hacker News

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		_wldu on July 25, 2020 \| parent \| context \| favorite \| on: Saliva based Covid test: results in 45 minutes Covid antibodies seem to fade quickly (similar to other cold family viruses). Some people only keep them for a few months after infection. - https://blogs.sciencemag.org/pipeline/archives/2020/07/15/ne... - https://abcnews.go.com/Health/covid-19-antibodies-fade-month... Also, anecdotally, a friend donated blood at the Red Cross and found he had covid antibodies. He had not been sick and has had no symptoms.

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