<section><h2>How much do you know about traumatic brain injury?</h2><p><p>TBI is life altering for accident victims, but how much do you know about it? Test your knowledge. </p></p></section><section><h2>There are more than 200,000 cases of traumatic brain injury each year.</h2></section><section><h3>Physical symptoms of a brain injury may include headache, nausea, and fatigue.</h3></section><section><h3>Physical symptoms of a severe brain injury often include loss of consciousness, repeated vomiting, and persistent headache.</h3></section><section><h3>It is okay to "wait and see" if someone with a head injury needs medical care.</h3></section><section><h3>The age group most at risk for head injuries is 30-50 year olds.</h3></section><section><h2></h2></section><section><h3></h3></section>