Concussion Symptoms

Most people with a concussion recover quickly and fully. But for some people, symptoms can last for days, weeks, or longer. In general, recovery may be slower among older adults, young children, and teens. Those who have had a concussion in the past are also at risk of having another one and may find that it takes longer to recover if they have another concussion.

Symptoms of concussion usually fall into four categories, Thinking/Remembering, Physical, Emotional/Mood and Sleep.


  • Difficulty thinking clearly.
  • Feeling slowed down.
  • Difficulty concentrating.
  • Difficulty remembering new information.
  • Physical

  • Headache, Fuzzy or blurry vision.
  • Nausea or vomiting (early on), Dizziness.
  • Sensitivity to noise or light, Balance problems.
  • Feeling tired, having no energy.
  • Emotional/Mood

  • Irritability.
  • Sadness.
  • More emotional.
  • Nervousness or anxiety.
  • Sleep

  • Sleeping more than usual.
  • Sleepless than usual.
  • Trouble falling asleep.
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