Definition: The most common and least serious type of traumatic brain injury is called a concussion.
Signs/Symptoms:
can't see concussions
headaches
balance problems
nausea/vomiting
memory problems
Signs may not appear for days or weeks.
Symptoms may last for seconds or they may linger.
Causes:
Blow to head or body
Fall
Injury that jars or shakes the head
Types of Concussions
1. Mild
Less than 15 minutes
No loss of consciousness
2. Moderate
Last longer than 15 minutes
No loss of consciousness
3. Severe
Looses consciousness sometimes just for a few seconds
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