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Traumatic Brain Injury (TBI) and Concussion 'Danger Signs'

Go to the emergency room or call your doctor right away if you notice any of these symptoms after a bump, blow or jolt to the head or body:

  • A headache that gets worse or does not go away
  • Weakness, numbness or problems with coordination
  • Repeated vomiting or nausea (early on)
  • Slurred speech
  • Extreme drowsiness, cannot be awakened
  • Convulsions or seizures
  • One pupil (the black part in the middle of the eye) looks larger than the other
  • Cannot recognize people or places (don’t know where you are)
  • Getting more and more confused, restless or distressed
  • Unusual behavior (behaving out of character)
  • Loss of consciousness (blacking out)

In addition to the above, look for these danger signs in infants and children:

  • Won’t stop crying and cannot be comforted
  • Refuses to eat or nurse

Watch for these other brain injury symptoms in the days and weeks after the injury:

  • Sensitivity to light or sound
  • Sleeping more or less than usual, or trouble falling asleep
  • Trouble thinking clearly, concentrating or remembering things
  • Sadness or being more emotional
  • Feeling tired, having no energy