The associations between sport- and physical activity-related concussions and suicidality, suicide capability, and hopelessness among high school adolescents.

Findings indicate that concussions are associated with an increased risk of suicide attempts, suicide capability, and hopelessness among male adolescents and suicide capability and hopelessness among female adolescents. They further suggest a need for additional mental health support and safety policies for student-athletes and other at-risk adolescents.