In a recent video spot, the 43-year-old athlete reveals that Ro helped her lose 31 pounds in eight months. “Yes, I’m on Ro. They say GLP-1s for weight loss is a shortcut. It’s not, it’s science. After kids, it’s a medicine my body needed,” she says.

Williams is not the first sportsperson to promote GLP-1 weight loss medication but she is the most high profile and easily the most significant

Celebrities have access to doctors that most others don’t,” Jameela Jamil flags the risks of GLP-1s like those Serena Williams endorsed