Does COVID change the body’s response to other threats? Depends on your sex, study finds

Researchers have found that immune systems of men who had recovered from mild cases of COVID-19 responded more robustly to flu vaccines than women who had had mild cases or men and women who had never been infected. In essence, the baseline immune statuses in men previously infected with SARS-CoV-2 was altered in ways that changed the response to an exposure different from SARS-CoV-2, the researchers report.