Stroll made “aggressive” return from pre-season injury having seen Aston’s F1 step

Stroll missed pre-season testing in Bahrain after breaking both his wrists and a toe in a crash while cycling in Spain three days before that event was due to start.

But just one week later he returned for the season-opener in Bahrain in a car team-mate Fernando Alonso has taken to six podiums so far after the team’s major performance turnaround from finishing seventh in last year’s constructors’ championship.

It is understood that Stroll…