We look at what the banned drug is – and why it is banned ... Why is it a big problem in Italy? Approximately half of the positive tests for clostebol in recent years have stemmed from Italy ...

Sinner and Moraschini are not isolated cases because Italian sport has a Clostebol problem, from football to tennis to basketball.

Italian tennis icon Jannik Sinner’s soaring career recently hit turbulence when he was slapped with a three-month ban after failing two drug tests ... is clostebol, a banned performance ...