in some cases concussion will heal.In cases of greater severity,the concussion will be permanently damaging.Even if the head is struck 40 or 50 years after the concussion was caused,death may esult in amild impact.
sincerely,
Robert Hocker
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The only "cure" for a concussion is time.
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Concussion usually leaves no lasting neurological problems. Nonetheless, symptoms of post-concussion syndrome may last for weeks or even months.