Doctors Scramble to Understand Long Covid, but Causes and Prognosis Are Elusive
By Michelle Andrews & Lydia Zuraw – One night in March 2020, Joy Wu felt like her heart was going to explode. She tried to get up and fell down. She didn’t recognize friends’ names in her list of phone contacts. Remembering how to dial 9-1-1 took “quite a bit of time,” she recalled recently.
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