Explanation and Causes:

A concussion is one of the most common head injuries in the United States. A blow to the head is often the cause of a concussion and includes different degrees of seriousness. Depending on force of impact on the head, the brain can move around a little within the skull. However, too much movement can damage the brain tissue and lead to unconsciousness and memory loss for long periods of time.


  • Headache
  • Slurred speech
  • Dizziness
  • Temporary and insignificant memory loss
  • Vomiting
  • Nausea
  • Ringing in ears
  • Confusion

The following are more serious symptoms and immediate professional care should be sought.

  • Unconsciousness
  • Seizures
  • Unusual or non-congruent eye movements
  • Prolonged or repeated vomiting
  • Unequal pupils
  • Convulsions

Diagnosis and Tests:



Although not always an emergency, all concussions or even suspected concussions should be seen by a healthcare professional as symptom can possibly worsen or change over time. For most concussions rest and quite are the best treatments. Symptoms like headache and painful eye movements can be treated by giving pain relievers such as acetaminophen or ibuprofen while aspirin should be avoided.

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