Meanwhile, the president is working in isolation through phone and video calls.

“Folks, I’m doing great.

Thanks for your concern,” the president wrote on Twitter.

President Joe Biden smiling

The president went on to detail some of his morning tasks.

“Just called Senator Casey, Congressman Cartwright, and Mayor Cognetti (and my Scranton cousins!)

to send my regrets for missing our event today,” he wrote.

Joe Biden works at his desk

Biden ended his message, “Keeping busy!”

President Biden is “fully vaccinated and twice boosted” according to theWhite House’s statementannouncing his diagnosis.