What we know about long COVID

Understanding the symptoms, treatments, and causes of this mysterious illness

A snail.
(Image credit: Illustrated | iStock)

COVID-19 infections are on the rise again in America, prompting renewed concerns about so-called "long COVID." Here's everything you need to know about the condition, its causes, and its treatments:

What is long COVID?

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Brigid Kennedy

Brigid Kennedy worked at The Week from 2021 to 2023 as a staff writer, junior editor and then story editor, with an interest in U.S. politics, the economy and the music industry.