Males decrease in sperm

Semen quality in workers exposed to carbon disulfide compared to a control group from the same plant. Despite the evidence discussed in this article, there are clearly many unknowns with regard to male aging and fertility. In contrast to the limited, nonrenewable number of eggs women have at birth, male bodies the testes, specifically create upwards of — million fresh new sperm each day. Weinstein M, Stark M. References 1. This content does not have an Arabic version.