Baseball batter about to take pitchIn baseball, batters are at risk of sustaining a helmet hit-by-pitch (H-HBP) and concussion with every pitch faced. At the high school and collegiate level, concussion has been reported as 0.08 and 0.23 per 1000 athlete-exposures during games, respectively. Approximately 51% of all concussions reported in high school and collegiate baseball players occur in H-HBP incident.

Source: American Journal of Sports Medicine, December 2012