Scientists unveil the androgen clock, a precise epigenetic tool to measure long-term androgen exposure and its role in aging ...

WADA is challenging a decision last year by the International Tennis Integrity Agency not to suspend Sinner for what it judged was accidental contamination by a banned anabolic steroid last March.

Sinner tested positive twice for an anabolic steroid in March but avoided a ban after the ITIA ruled he was not at fault. The World Anti-Doping Agency has appealed against the decision.

Italian men's world number one Sinner still faces the threat of a possible suspension after he twice tested positive for an anabolic steroid in March. Swiatek, also 23, served a one-month ...