World number one Jannik Sinner on Thursday hailed his former physical trainer, who he sacked after becoming embroiled in a doping test controversy, as "excellent".

Matteo Berrettini has explained his decision to part ways with his coach, who previously worked with Rafael Nadal.

"It's not only Jannik but also Matteo Berrettini played the first edition. Nobody could foresee that. "We knew we were going ...

Sinner announced before the U.S. Open that he had fired Ferrara and Naldi but neither was sanctioned. Sinner's fellow Italian ...

Berrettini's first clay court tournament of the season and third since his comeback from injury occurred at the Moroccan Open ...

The spray was given to Naldi by Sinner’s physical trainer, Umberto Ferrara. Sinner fired Naldi and Ferrara and now Ferrara ...

Following the revelation of his positive tests last August, Jannik Sinner decided to end his collaboration with fitness ...

Matteo Berrettini defeated Frances Tiafoe in a three-set match at the Vienna Open. / Susan Mullane-Imagn Images Each match of the Vienna Open (Erste Bank Open) continues to get better. Wednesday ...

Umberto Ferrara will return to work on the ATP Tour after being fired by the young Italian following the Clostebol doping ...