The first is a mild symptom of head trauma, i.e. loss of consciousness and/or confusion and disorientation, lasting less than 30 minutes. Individuals with this type may have cognitive problems such as headaches, difficulty thinking, memory problems, attention deficit, mood swings, and frustration. many of these lesions can be overlooked. Other names for mild head trauma are concussion. This is often not noticed at the time of the initial injury, and 15% of people with mild TBI have symptoms that last more than a year. Some common symptoms of mild TBI are fatigue, headache, visual disturbances, memory loss, poor attention/concentration, sleep disturbances, dizziness/loss of balance, irritability – emotional disturbances, feeling depressed, and seizures. Symptoms may not be present or noticed at the time of the injury. They may be delayed by days or weeks before they appear. The symptoms are often subtle and the injured person often does not seek medical attention. With a mild head injury the person may appear normal and often moves normally despite not feeling or thinking normally. This causes the diagnosis to be easily missed. The biggest changes that are noticed first are behavioral changes. Students with mild TBI usually do not face significant changes in their academic or language skills. Next is moderate symptoms of head trauma. Moderate head trauma is defined as a brain injury that results in loss of consciousness for 20 minutes to 5 hours. and students with