Wellness LetterGet WellThe Long Road to Understanding Long Covid

Expert Q&A

The Long Road to Understanding Long Covid

A professor of immunology at the Yale School of Medicine explains what we know—and still don’t know—about the symptoms that can linger after an acute SARS-CoV-2 infection

Since the early days of the coronavirus pandemic, some patients have recovered from an acute bout of Covid-19 but then experienced months or even years of profound fatigue, brain fog, headaches, dizziness, and other disabling symptoms. Formally called post-acute sequelae of SARS-CoV-2 (PASC) but more commonly referred to as long Covid, this illness—or, more accurately, […]

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