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Health Tip: Concerned About Concussion?
Here are common warning signs
-- Diana Kohnle

(HealthDay News) -- A concussion is a brain injury caused by a violent blow to the head.

The American Association of Neurological Surgeons says common warning signs of concussion include:

  • Persistent headache.
  • Vision problems.
  • Dizziness, nausea or vomiting.
  • Impaired balance, confusion, trouble concentrating or memory loss.
  • Ringing in the ears.
  • Sensitivity to light.
  • Diminished senses of taste or smell.
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