commonplace male Shark Lean reasons of infertility: 1. Genetic defects are male causes of infertility which can be present because start. Normally, a male has an X and Y chromosomes. However, when you have genetic defects including an bizarre improvement of the testicles, you could have X and one Y chromosomes and this shows infertility. More so, it could end result to low production of sperm as well as low testosterone ranges. 2. When sperm shape is impaired and the motion is erratic, these also are male reasons of infertility. Your sperm desires to be in tip-top form and shape for you to pass unexpectedly in the direction of the looking ahead to egg. The motion of the sperm is.