Simone Biles’ coach says gymnast suffered from ‘twisties’ before 2016 Olympics

Condition disrupted American’s performance in 2021Former coach reveals new details in bookSimone Biles suffered from the “twisties” in the run-up to the 2016 Olympics, five years before the condition severely disrupted her performance at the Tokyo Games.Aimee Boorman, Biles’s longtime coach, outlines the story in her new book, The Balance: My Years Coaching Simone Biles. The twisties cause gymnasts to lose their orientation while in the air, a dangerous situation in a spo