Study on the changes of heart beat and arterial blood pressure in athlete-swimmers with ages of 8-14 after exercise test

The study was carried out in 30 athlete -swimmer and 30 pupils as control group. after exercise test, the changes of heart rate and artery blood pressure in the athlete -swimmers reached good reaction during strenuous muscle activity.-There was no significant difference in heart rate in comparision with control group.- There were marked increase in the systolic pressure. Significant increase in the diastolic and differential pressure after 6 months, and 9 months of swimtraining in comparision with control group. The changes of heart rate and artery blood pressure after exercise test in the male and female athlete-swimmers were the same.