Kessel, who turns 24 next month, had three goals and three assists during the United States’ silver medal run in Sochi. In her last college season in 2012–13, Kessel led the nation with 101 points (46 goals, 55 assists) in just 37 games and won the Patty Kazmaier Award as the top women’s hockey player in the nation
The numbers are staggering. In a sport in which checking is illegal, concussions make up 25 percent of the injuries in women's college hockey, based on a 2010 University of North Carolina study of NCAA injury reports.