Early Intervention Programme for Young Patients (Aged 15 - 30 Years) With Symptoms Following Concussion.

All patients will have a brief clinical psychiatric and neurological assessment in order to determine eligibility, and will be provided with information and advice about typical post-concussional symptoms, the typical recovery process and the use of pain medication.

"All patients will have a brief clinical psychiatric and neurological assessment in order to determine eligibility, and will be provided with information and advice about typical post-concussional symptoms, the typical recovery process and the use of pain medication.~The early intervention programme will be interdisciplinary and will mainly be provided by an occupational therapist and a physiotherapist under supervision of a neuropsychologist. It will be based on psychoeducation and principles from Cognitive Behavioral Therapy and Graded Exercise Therapy and targeted to patients' individual goals.~Patients will receive 8 weekly treatment sessions (3 group based and 5 individual sessions). Intervention will start approximately 4-5 months after the concussion."