Sinner tested positive twice for an anabolic steroid during the 2024 Indian Wells Tournament. He tested positive for a substance called Clostebol, which is notably banned in tennis, and he was first popped for the steroid during Indian Wells, and then again eight days later in an out-of-competition sample.

The Italian world No.1 failed two drug tests in 2024, which eventually saw him suspended at all tennis competitions from February 9, 2025 to May 4, 2025 following a settlement with the World Anti-Doping Agency (WADA).

Their victories at the All England Club have reopened debate in tennis and the wider sporting world about their cases. Is it valid?

Jannik Sinner has made a key decision regarding his professional career as he prepares for major upcoming tournaments, including the US Open.

Jannik Sinner is the top seed at Wimbledon and one of the favourites to win the tournament, but he was previously suspended from the sport after failing two drug tests

Jannik Sinner won his fourth career grand slam at Wimbledon in 2025. But it has been a turbulent period for the Italian tennis star