Objective: The aim is to describe how children and youths perform leisure activities, 1 year after a mild traumatic brain injury (MTBI).

Methods: Basis is to compile previously collected material; patients were extracted from a prospective randomized controlled trial of MTBI. A retrospective analysis was conducted among 73 children and youths between 16 and 18 years of age. The entire group administrated the Interest Checklist at baseline and at 1-year follow-up.

Results: Statistical significant difference was found in 31 of 50 different activities. The result showed that children and youths did not return to perform leisure activities. Fewer returned in the intervention group than in the control group.

Conclusion: An occupational therapist can help children and youths to have balance in their life and continue a functional life after a MTBI. Continued research is needed, how to prevent MTBI and how to support children and youths to continue with leisure activities.