Web-based Motor Intervention to Increase Health Related Physical Fitness in Children With Congenital Heart Disease

"* The intervention group gets access to a training platform. Every week, 3 training videos of 20 minutes each will be released on that platform with the aim to perform those during the ongoing week.~* Each exercise session is arranged in a video session with child friendly instructions and executions for the different exercises. The videos serve as a virtual training partner and exercise will be performed simultaneously while watching the video~* The overall training volume is 72 session calculated from 3 sessions per week over a duration of 24 weeks (6 month)"