A couple years ago, Ronda Rousey made a confession: That a history of concussions forced her to exit mixed martial arts.
Rousey hasn’t competed in MMA since a December 2016 loss to Amanda Nunes. During an Instagram Live session to promote her book “Our Fight” approximately two years ago, the Olympic judoka went in depth on her history of head trauma.
“My concussion history that I had to keep secret for years, so I would be able to continue to compete and perform,” Rousey said. “That’s basically why I had to retire.