Jannik Sinner began his Cincinnati title defence with his fastest win but faces scrutiny after reuniting with his former ...

After firing fitness coach Umberto Ferrara over a failed doping test, tennis superstar Jannik Sinner reunited with his former ...

Timeline: Sinner, the men’s No 1-ranked player, twice tested positive for the banned substance clostebol but successfully argued he had been inadvertently contaminated by his physiotherapist ...

Jannik Sinner has launched a YouTube Channel where he has so far shared four vlogs, which include the time he spent in ...

Wimbledon champion Jannik Sinner has re-appointed his former fitness coach Umberto Ferrara with immediate effect, the Italian ...

Wimbledon champion Jannik Sinner has re-hired his former fitness coach, Umberto Ferrara, who the men's world No.1 dropped after testing positive for a banned substance ...

Świątek now has six Grand Slam titles; Sinner has four. They are both first-time champions at Wimbledon — and they have both received suspensions for anti-doping violations in the past 12 months.

World No. 1 Jannik Sinner is facing immense backlash for rehiring Umberta Ferrara, the same fitness trainer he fired a year ago for his role in the Italian's two failed doping tests.

The World Anti-Doping Agency and Italy's anti-doping body are both allowed to appeal the decision. "We are encouraged that no fault or negligence has been found on Jannik Sinner's part," the ATP ...

Wimbledon champion Jannik Sinner has rehired Umberto Ferrara as his fitness coach nearly a year after firing him for his role in the top-ranked player's doping case.

ROME (AP) — Wimbledon champion Jannik Sinner has rehired Umberto Ferrara as his fitness coach nearly a year after firing him for his role in the top-ranked player’s doping case.