Twenty adolescent badminton players (11 males, 9 females;
age Z 10.8 0.3 years; height Z 140.6 4.4 cm,
weight Z 33.9 5.8 kg) participated in the study Descriptive data are presented in
in Table 1. All subjects had
prior badminton experience of at least 1 year. None of the
subjects had lower-extremity or lumbar-spine pathology or