Study reveals that more than one-third of SARS-CoV-2 positive patients experience long-COVID symptoms three months after an emergency department visit, with significant overlap in symptoms observed among negative patients.

A new long COVID study shows that a persistent infection could explain why some people experience long-haul symptoms, according to researchers at Brigham and Women’s Hospital. The Brigham team found that people with wide-ranging long COVID symptoms were twice as likely to have virus proteins in their blood,