Dr. Smurf revealed the startling reality of the male reproductive system and what happens when people don't release sperm in ...

Human sperm have long been a subject of fascination—not just for their role in fertilization, but for their remarkable ability to navigate through some of the most viscous environments in the body.

Michigan State University scientists are aiming to make the male fertility process easier by promoting non-hormonal based treatment. The difficulty is the sperm requiring sudden demand for energy ...

Your body does not press pause on sperm production just because your sex life is on hold. Some men are celibate by choice, others by circumstance. It could be a personal decision, a religious boundary ...

India, March 17 -- Selfish chromosomes bias genetic inheritance by manipulating the overdrive (Ovd) gene, a natural sperm quality control checkpoint.

Sperm are male reproductive (sex) cells. The word "sperm" can refer to spermatozoon (singular) or spermatozoa (plural). Sperm are tiny cells with an oval-shaped body and a long tail. They measure just ...

A peer-reviewed, multi-clinic study published in the Journal of Assisted Reproduction and Genetics suggests an ...