About 1 in 5 teens has had a concussion
![injured soccer player](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/09/092617_AC_concussions_main_FREE.jpg?fit=860%2C460&ssl=1)
About 20 percent of U.S. adolescents have had at least one concussion. Those teens were more likely to play competitive sports than those who never had a concussion.
jpbcpa/iStockphoto
About 20 percent of U.S. adolescents have had at least one concussion. Those teens were more likely to play competitive sports than those who never had a concussion.
jpbcpa/iStockphoto