Despite still being very young, Jack Draper has already had many injuries during his career. The British player's body struggles to withstand the imposed rhythms of professional tennis and the physical problems have become too many, which is why it is urgent to reflect together with the members of his team.

As Jack Draper retires from his Australian Open fourth-round match, BBC Sport analyses the key questions around his injury issues.

Jack Draper’s mid-match retirement against the reigning Wimbledon champion Carlos Alcaraz was the result of a hip injury that he described as “a ticking time bomb...