True or False: Concussions can occur in any organized or unorganized recreational sport or activity.

True or False: You can't see a concussion and some athletes may not experience and/or report symptoms until hours or days after the injury.

True or False: Following a coach's rules for safety and the rules of the sport, practicing good sportsmanship at all times, and using the proper sports equipment are all ways that athletes can prevent a concussion.

True or False: Concussions can be caused by a fall or by a bump or blow to the head or body.

True or False: Concussion can happen even if the athlete hasn't been knocked out or lost consciousness.

Nausea, headaches, sensitivity to light or noise, and difficulty concentrating are some of the symptoms of a concussion.

True or False: Athletes who have a concussion should not return to play until they are symptom-free and have received approval from a doctor or health care professional.

True or False: A repeat concussion that occurs before the brain recovers from the first can slow recovery or increase the likelihood of having long-term problems.