“Hit the head” refers to an impact to the head, potentially causing medical conditions such as concussion, skull fracture, or traumatic brain injury. Causes range from falls to accidents. Diagnosis involves physical exams, imaging tests, and neuropsychological evaluations. Treatment options include rest, medication, surgery, and rehabilitation. Legal considerations include liability, compensation, and athlete protection. Prevention measures include protective gear, avoiding risky activities, and education. Support is available through organizations, support groups, and advocacy efforts for research and policy changes.