Human reproduction depends on the integrated action of hormones, the nervous system, and the reproductive system. Gametes are the cells involved in sexual reproduction produced by the gonads, and contain only one copy of each chromosome. A failure in...

The human male reproductive system is a series of organs located outside of the body and around the pelvic region of a male that contribute towards the reproductive process. The male contributes to reproduction by producing spermatozoa. The spermatozoa...

Alcohol use affects all three parts of the hypothalamic-pituitary-gonadal (HPG) axis, a system of endocrine glands and hormones involved in male reproduction. Alcohol use is associated with low testosterone and altered levels of additional reproductive hormones. Researchers are investigating several potential mechanisms for...

Avraham, Regina. The Reproductive System. 126pp. 0-7910-5988-X 2001. $24.95 ea. hc. Chelsea House Publishers. Grades 9-12 These five volumes all feature straightforward information, and all have b&w photographs and diagrams. Each title includes background and current information, and possible research in each...

We asked. You answered. Of readers polled online, 69 percent are now more concerned with "going green" than before they became pregnant. Why? Not just because choosing eco-friendly products and reducing the amount of resources used is trendy. Put simply, contributing to a healthier...