Mackail-Smith is yet to kick a ball in pre-season following a recurrence of his body alignment problems.

BBC: Mackail-Smith aims for game time

Mackail-Smith's body alignment issues put pressure on his hips, resulting in periodic niggles such as his current groin problem.

BBC: Mackail-Smith aims for game time

Mackail-Smith has been struggling with an injury relating to his body alignment problems and has barely trained since returning for pre-season.

BBC: Mackail-Smith close to return

The way your feet are positioned provides the foundation for the body's skeletal alignment.

CNN: Flip-flops present feet with a painful problem