The effect of Anaerobic Effort on the level of Testosterone Hormone and Calcium of Persons practicing sport

. (11) / / . (300) (22.8 ) . "" . .The problem of this research lies in exploring the effect of anaerobic effort on testosterone and free calcium ion of blood. The sample included (11) healthy subjects participating in physical activity. The anaerobic effort (300 yards shuttle with maximum speed running) was applied by the sample . Having the data collected, they were analysed statistically by using arithmetic means, standard deviations, and "t" test for two paired samples.Having the results presented and discussed, the study concluded the following: An anaerobic effort leads to an increase in testosterone hormone level and free calcium ion of vein blood.