Cavuto, who is immunocompromised, encouraged viewers to get vaccinated against COVID-19 after announcing his own breakthrough infection. When he returned to the air, he brought their emails with him.

Are vaccinated people who get COVID as likely to spread the infection as unvaccinated people? Scientists don't think so.

After a year and a half of being COVID-cautious, a fully vaccinated health journalist thought he could finally travel and socialize this summer. The resulting illness didn't feel "mild" at all.