Western Bulldogs star Tom Liberatore has been ruled out "indefinitely" after suffering a nasty concussion in his side's seven-point loss to Hawthorn on Sunday. The midfielder copped a stray ...

“I’ve been ice skating,” he says, “I got a concussion and broke my arm - twice.” Gethin won’t be suffering alone. His Morning Live co-star Helen Skelton will be right beside him as ...

You can watch the nasty concussion in the player above ... But the reality is more and more Aussie sports stars have been forced to medically retire as a result of head knocks in recent years.