Prognosis

What the U.S. Can Learn From the U.K.’s Response to Long Covid

Fragmented data is key hurdle for scientists studying illness

Photographer: Andrew Milligan/Getty Images
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While the U.K. races ahead treating patients suffering from the long-term effects of Covid-19, the U.S. is falling behind as a result of its decentralized health care system.

“Long Covid” — which surfaced after the first wave in spring 2020 — is estimated to afflict nearly a quarter of all patients, with symptoms such as chronic fatigue, muscle aches and brain fog persisting for weeks or even months.