Actress and comedian Ali Wentworth, the wife of ABC News chief anchor George Stephanopoulos George Robert StephanopoulosThe Memo: Warning signs flash for Trump on debates Trump says he doesn't think he could've done more to stop virus spread Trump defends claim coronavirus will disappear, citing 'herd mentality' MORE, has tested positive for the coronavirus, she announced on her Instagram account.

"I have tested positive for the coronavirus. I’ve never been sicker. High fever. Horrific body aches. Heavy chest. I’m quarantined from my family," Wentworth wrote in a post to her 185,000 followers.

"This is pure misery," she added with the hashtag "stayhome."

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Wentworth, who is also an author and producer, joined her husband's program, "Good Morning America" to describe her situation while under quarantine in her home on Wednesday.

"First of all, thank you for all your well-wishes," Wentworth began before joking, "You know I'm feverish if I'm allowing myself to go on national television with no makeup on."

"What started was I had a real tightness in my chest," the 55-year-old continued. "I was walking my dog, Cooper, and I just felt very, very winded and I assumed, of course, it was because I never work out and I'm out of shape, but it was — it was too heavy for that."

Stephanopoulos and Wentworth live in New York City and have two teenage daughters.

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New York City has become the epicenter of coronavirus in the U.S..

More than 1,300 people have died in the city as a result of the virus, data from Johns Hopkins University shows.

The overall U.S. death toll has surpassed 5,000, according to the school.