More than half of concussions happen to children while they’re participating in organized sports like soccer, football, cheerleading, gymnastics and baseball. With fall sports season in full swing, parents, coaches and young athletes need to know how to prevent, spot and treat concussions.

Tufts Medical Center’s Chief of Pediatric Neurology, Arnold J. Sansevere, MD is here to help us get smart about what is often thought of as an “invisible” injury.