Whatever side his head goes he's got the rest of his body on the wrong side which causes the injury. It is a basic fundamental of not wrecking yourself in tackling and our best hooker doesn't have it and it's a tragedy seeing it be repeatedly happen. Workplace health and safety at the very least. SheeshEgans problems are of his own making.
Putting his head in front of the hip instead of behind .
We were taught that in under age footy.
Admire his ability & courage but lacks defensive technique.