In performance sport, where the human limits are permanently forced, medical problems appear more often and at a higher intensity and gravity. A real problem in performance sport is interrupting sports activity for medical reasons. The most common diseases in sports games, in general and particularly in handball, are those of lumbar spine, which have different causes. The research was done using the components of handball team CS University Suceava, from National League - masculine, who had symptoms and pathologic signs of vertebral column which imbalanced the normal sporting activity. By using a system of stretching exercises applied differentiated, we achieved the effect of reducing lumbar pain.