Researchers find a child's brain can change after one season of a contact sport FOX 4 News Dallas-Fort Worth Good Day Published January 22, 2018 10:24 AM CST Share Copy Link Email Facebook Twitter LinkedIn Reddit Published January 22, 2018 10:24 AM CST One season of a contact sport can change a child's life forever. Elizabeth Davenport, a researcher at UT Southwestern Medical Center studied youth football players, with new sensor technology, to find out how their brains changed after one season.