‘Long COVID’ emerges in more than one-quarter of healthy people with modest initial illness

A spate of new studies about so-called “Long COVID” found that about one-quarter of people infected with the virus … suffer from persistent symptoms and impairment for months after recovery. … “They have all these symptoms that are almost appearing out of nowhere,” said Jessica Borelli,  associate professor in the Department of Psychological Science at UC Irvine. who was part of a research team that studied 1,407 people seen at University of California outpatient clinics. … More than two months after their infection, 27% of people experienced shortness of breath, chest pain, cough or abdominal pain, the team reported.