What is a concussion? -- Sport-related concussion: how common it is -- Risk factors for concussion: what factors are associated with an increased risk of sustaining a concussion or suffering an long recovery? -- Sports equipment: helmets, mouth guards, and concussion prevention -- New medical information: why concussion is taken so seriously now -- "Neuropsychological" or "neurocognitive" testing: what it is and which athletes should have it -- The acute assessment and management of sport-related concussion: what happens when an athlete sustains a concussion -- Potential therapies: what can be done to help an athlete recover -- Assessing recovery from concussion: what is it safe for an athlete to return to sports? -- The ethical consideration of sports participation: should children be allowed to play a sport that carries a high-risk of concussion? -- Prevention: ways to prevent an athlete from sustaining a concussion -- The cumulative effects of concussion: how many is too many? -- Preventing long-term problems: considering whether the cumulative effects of concussion can be prevented -- The female athlete: are girls and boys different when it comes to concussion? -- Setting up a concussion program -- The future: what medical research may lead to in the future -- In their own words: athletes from the Sports Concussion Clinic of Boston Children's Hospital -- Definitions and team members: understanding who will help care for the athlete with a sport-related concussion.