Overview

• Titmus disclosed her decision in an Instagram post, sharing a video and a letter to her seven-year-old self.
• Her career produced 17 medals at the Olympics and World Championships, including eight gold.
• She underwent surgery to remove a benign ovarian tumor before Paris, a scare she says "really shook" her.
• She defeated Katie Ledecky in the 400m freestyle at both Tokyo and Paris to secure consecutive Olympic crowns.
• By retaining her Olympic title, she became the first Australian woman since Dawn Fraser in 1964 to repeat in the same event, drawing praise from Kaylee McKeown as a "living legend."