May 22, 2020

PolitiFact and MediaWise are teaming up to debunk misinformation about the coronavirus crisis. To have Coronavirus Facts delivered to your inbox Monday-Friday, click here.

A recent Facebook post is fanning the flames of a conspiracy theory that officials are overstating the number of COVID-19 cases.

“I had a phone appointment with my Dr this afternoon, and I asked the question about testing,” it says. “He said, ‘If you have had a flu shot in the last 3-5 years, you will probably test positive. Coronavirus antibodies have been in the vaccines since H1N1.’ This would account for all of ‘tested positive (with no symptoms) results.”

PolitiFact reached out to medical experts about the post.

Davidson Hamer, a global health and medicine professor at Boston University as well as a faculty member of the National Emerging Infectious Diseases Laboratory, called it “nonsense.”

“Coronaviruses have a completely different antigenic (surface protein and glycoprotein structure) from influenza viruses,” he told PolitiFact in an email. “They both cause similar syndromes but they are distinct classes of viruses and there is no evidence that I am aware of that would lead to cross reactions between immune responses to the two vaccines.”

Click here to read the full fact-check.

Are N95 masks ineffective against COVID-19?

The N95 respirator offers the most protection against viral particles for the wearer because it can filter very small aerosol particles. Read the fact-check»

How many coronavirus deaths are people over 65?

Texas health officials publish daily coronavirus numbers, including some details about deaths by age, race and gender — but only for cases where the death has been investigated. When Texas Gov. Greg Abbott made this statement, the death toll in Texas was 948, but less than half of those deaths had been investigated. Read more»

Post claims flu shots are causing false positive COVID-19 tests

Medical experts say the flu vaccine isn’t causing false positives for people who take COVID-19 tests. Read the fact-check»

Programming note: No newsletter Monday morning because of the Memorial Day holiday. I hope everyone has a restful weekend, and talk to you Tuesday.

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Alex Mahadevan is a senior multimedia reporter at MediaWise. He can be reached at amahadevan@poynter.org or on Twitter at @AlexMahadevan. Follow MediaWise on TikTok.

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Alex Mahadevan is director of MediaWise, Poynter’s digital media literacy project that teaches people of all ages how to spot misinformation online. As director, Alex…
Alex Mahadevan

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