For more than a decade, CDC's Injury Center has helped advance the public health response to concussion. Through our HEADS UP campaign, we put concussion educational materials into the hands of coaches, parents, athletes, and school and health care professionals nationwide.
A concussion is a type of traumatic brain injury—or TBI—caused by a bump, blow, or jolt to the head or body that causes the head and brain to move rapidly back and forth. This sudden movement can make the brain to bounce around or twist in the skull, creating chemical changes in the brain and sometimes stretching and damaging the brain cells. Most children and teens who have a concussion feel better within a couple of weeks. However, for some, symptoms may last for months or longer and can lead to short- and long-term problems affecting how they think, act, learn, and feel..."Concussion
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