Doctors from across the world are gathering in Zurich this week to discuss head injuries and youth-sports safety, among other topics, at the Fourth International Consensus Conference on Concussion in Sport.
The two-day conference, which begins Thursday, will feature a discussion about the safest ages to play tackle football, according to the Associated Press. More than 100 medical experts will attend, the AP reports, including Dr. Robert Cantu, author of the recent book,