Tag: brain fog

Long COVID Risk Falls Only Slightly After Vaccination, Huge Study Shows

3 clear glass bottles on table

Sara Reardon Vaccination against SARS-CoV-2 lowers the risk of long COVID after infection by only about 15%, according to a study of more than 13 million people1. That’s the largest cohort that has yet been used to examine how much vaccines protect against the condition, but it is unlikely to end the uncertainty.