Dr Will McAuliffe is an interventional radioneurologist, he is also a father. After a series of head knocks from under 9s to under 17s Dr McAulliffe's son opted to stop playing football altogether. Dr McAuliffe joins Perth Live to discuss the impact concussion can have in teenagers, the signs parents can look for and the steps they can take to avoid long term harm. See omnystudio.com/listener for privacy information.