A traumatic brain injury (TBI) occurs when a strong blow to the head causes the brain to impact with the skull, or an object penetrates the skull into the brain. One of the most common types of TBIs in the United States are concussions.
Click on the targets in the image below to learn more about what happens during and after a TBI.
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About the Author
Lynnie Fein-Schaffer
Lynnie is the Outreach Associate for BrainFacts.org. She graduated from Smith College in 2017 with degrees in economics and psychology.