Mary Lou Retton, the Olympic legend, is facing breathing difficulties and cannot breathe on her own.
Retton's daughter has reached out for help on social media.
Retton won the Olympic all-around gymnastics title in 1984, becoming the first American woman to do so.
She has been a prominent figure in the gymnastics world since her retirement from competition.
Retton has also been an advocate for healthy living and fitness.
The news of her health struggles has sparked an outpouring of support from fans and fellow athletes.