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The four most urgent questions about long COVID

Scientists are starting to get insights into the lingering disorder that affects some people infected with SARS-CoV-2 — but many mysteries remain unsolved.
  1. Michael Marshall

    1. Michael Marshall is a science writer based in Devon, UK.

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Conceptual illustration showing people trapped inside virus particles.

Illustration by Acapulco Studio

When Claire Hastie fell ill in March of last year, she reacted the way she usually would to a minor ailment: she tried to ignore it. “It started off incredibly mild,” she says. “I would normally have paid no attention to it whatsoever.”

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Nature 594, 168-170 (2021)

doi: https://doi.org/10.1038/d41586-021-01511-z

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