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    Five signs you may have a concussion
    Health

    Five signs you may have a concussion

    Any blow to your head that bounces your brain around inside your skull can cause swelling or tiny tears in the brain tissue (a.k.a. a concussion). Symptoms don't always appear right away, and when they do surface, they may last anywhere from mere minutes to a lifetime.

    Alana Hurov

    1 minutes
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