1. A concussion is a traumatic brain injury The Centers for Disease Control and Prevention (CDC) describes a traumatic brain injury (TBI) as an injury caused by a a bump, blow or jolt to the head, that disrupts the brain’s ability to function normally.
To get down to the nitty gritty, brain injuries occur when your brain passes its comfy cushion of cerebrospinalfluid and hits your skull.
TBIs are put into the categories of “severe,” “moderate” and “mild.” Severe TBIs sometimes result in brain swelling, bleeding and/or blood clots, while the results of mild TBIs often occur on a cellular level and do not show up on CT scans or MRIs.
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