<qa>  What is the aim of this study?Many children and adolescents who engage in swimming complain of shoulder pain during or after exercise. This pain may worsen and may lead to a decline in performance as well avoidance of swimming and lastly avoidance of any physical activity whatsoever. The aim of this study is to determine whether proprioceptive intervention training will effect the power capacity, proprioceptive ability and technique of young swimmers. 