The most common test for coronavirus infections checks for the virus' genetic material. A blood test that, instead, measures antibodies against the virus could give doctors and researchers more information.
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In the early days of social media, bad health information was rampant. But in that last few years, that's begun to change, says Renee DiResta of the Stanford Internet Observatory. "There was realization that there were certain societal harms that could be traced back to the absolute unfettered use of these platforms."
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Health and Human Services Secretary Alex Azar testifies before a House Commerce subcommittee on Capitol Hill in Washington, on Wednesday. Azar has been leading the White House coronavirus task force.