(CNN)Jimmy Fallon is opening up astir his acquisition with Covid-19.

The ‘Tonight Show’ big wrote connected Instagram that helium tested affirmative “on the archetypal time of our vacation break” but lone experienced “mild symptoms.”

Fallon said helium is vaccinated and has had a booster.

“Thank you to the doctors and nurses who enactment truthful hard astir the timepiece to get everyone vaxxed,” helium wrote. “Thank you to NBC for taking the investigating protocols truthful earnestly and doing a large occupation – and besides acknowledgment for putting maine successful the “What ‘chu talkin’ astir Willis?” isolation country erstwhile they told maine the news.”

Celebrities including Reese Witherspoon sent Fallon their good wishes successful the remark conception of his post.