Fatigue and its relationship with physical activity in adolescents and young adults with traumatic brain injury: a cross-sectional study.

Background: Physical activity (PA) in patients with traumatic brain injury (TBI) may be impaired leading to secondary health issues and limitations in participation.

Aim: This study aims to determine the level of PA and its determinants in adolescents and young adults with TBI.

Design: Cross-sectional survey study.