Ariella Kaeslin on Simone Biles’ mental illness

Simone Biles (24) is the best gymnast in the world – but the American was not up to the pressure of the Olympic Games: She gives forfait for several competitions – with reference to her mental health.

Naomi Osaka (23) is one of the best tennis players in the world – at the French Open, the Japanese refused to give any information at the press conferences – with reference to her anxiety, depression and mental health. At the Olympic Games, she retired early.