Even mild brain injury is serious business. A person can experience a range of symptoms many months after having received a concussion, but those symptoms might not be what they seem.

Traumatic brain injury has been one of the signature injuries to result from the US involvement in Iraq and Afghanistan. But there is more than one way to get this injury.

A concussion is serious business. Even a mild hit on the head can cause neuronal damage. While these small damages may not drastically affect civilians, the risks could be greater for soldiers.