The 70-year-old was hospitalized on Friday while filming a paranormal TV show.

“It was the weirdest thing,” Osbourne said.

Osbourne has struggled with multiple health ailments throughout the past 20 years.

WEST HOLLYWOOD, CALIFORNIA - MARCH 27: Sharon Osbourne arrives at the Elton John AIDS Foundation’s 30th Annual Academy Awards Viewing Party on March 27, 2022 in West Hollywood, California. (Photo by Steve Granitz/FilmMagic)

Sharon Osbourne explains what happened to cause her sudden hospitalization: ‘Nobody knows why’.Steve Granitz/FilmMagic

“So happy to be back @thetalkuk!”

“We chatted briefly about my holiday trip to the hospital.

Although it’s still a mystery I’m feeling fantastic and ready to get talking!”