Al'Khan, Roxanne, Sean, and Tom have each emerged from their Traumatic Brain Injury comas, but just how conscious are they, and will they get better?Al'Khan, Roxanne, Sean, and Tom have each emerged from their Traumatic Brain Injury comas, but just how conscious are they, and will they get better?Al'Khan, Roxanne, Sean, and Tom have each emerged from their Traumatic Brain Injury comas, but just how conscious are they, and will they get better?