Oct
31
4:00 PM
'TechKnow' Need to Know: What causes a concussion?
When a football player receives a blow to the head, it can cause the brain to bounce or twist in the skull. This sudden movement causes stretching, cell damage, and chemical changes in the brain, making it more vulnerable to injury and stress until it recovers.
-Source: “Heads Up: Concussion in Football” - USA Football & The Center for Disease Control and PreventionWatch "TechKnow," Sunday 7:30ET/4:30PT, to learn more about football's concussion problem and see how scientists are working to keep players safer.
More from TechKnow: Football concussions
- 'TechKnow' Need to Know: What causes a concussion?
- What we talk about when we talk about football concussions
- Official concussion protocol is still a new venture for major U.S. sports
- TechKnow Q&A: Kyle Hill on how science could help make football safer
- 'TechKnow' Need to Know: Kyle Hill explores concussions in football
- Are football rule changes making the game 'soft'?
- Concussions among youth football players also cause for concern
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