... teachers and educators, especially with regard toa possible risk associated with physical exercise. Doctors often recommend restrictions,owing to ignorance. By informing and educating parents, doctors, ... based on recommendationsfrom German and international expert societies (e1, 8, e4, e5, 13) and on longstandingexperience in the treatment, sports advice, and care provided in sports activities ... child's experiences of perception and movement determine not only its physical and motor development but also crucially influenceits emotional, psychosocial, and cognitive development (16, e7)....