But the report, on the experiences of 13 patients, found that the drug had no benefit for some people and that some who benefited said the...
The condition has put significant strain on patients and society — at a global economic cost of about $1 trillion a year, a new report estimates.
In the first two years of the pandemic, the rate of long Covid was starkly lower among people who were vaccinated, researchers reported.
The National Academies said the condition could involve up to 200 symptoms, make it difficult for people to work and last for months or years.