The seven-time Slam champion has no intention of ending her legendary career.
"Unfortunately, I had to amputate my foot," coach Peter Lundgren announced on social media.
"Maybe there is a combination of [the Big 3], but it is also not fair [to compare]," Roger Federer said of Carlos Alcaraz.
The Hungarian rises 26 spots after his historic trip to the quarterfinals at Shanghai
Additionally, Jasmine Paolini and Mirra Andreeva hit career-high rankings.
"The [prize money] disparity is insane and that needs to be addressed," former No. 1 told Bloomberg.
The pair spent time working together this weekend in Monaco.