A concussion is a form of traumatic brain injury caused by a blow to the head or body, a fall or another injury that shakes the brain inside the skull. For some, symptoms may last days, weeks or even longer. To identify a concussion, look for the following symptoms:

• Temporary loss of consciousness
• Amnesia pertaining to the event
• Nausea or vomiting
• Confusion
• Issues with concentration and memory
• Irritability and other personality changes
• Slurred speech
• Headache or pressure in the head
• Sensitivity to light and noise
• Fatigue

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