For gender selection to be possible, the majority of the sperms cells from your body must be XY chromosomes because there is tendency that, if it is a boy you need, the embryos prepared may be of girls. So my advise to any one going for gender selection, especially the men, should take medications to prepare their body for it for the procedure.

Fertility
WHY YOU ARE NOT RESPONDING TO THE SEMEN TREATMENT.
Persistent low sperm count (oligospermia) or absence of sperm (azoospermia) over time—ranging from 3 months to 2 years, may indicate






