Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm ...

The Texas Senate has approved a bill that defines sex as either male or female based on biological reproductive systems, ...

The form of cancer Joe Biden has is one of the most common cancers to affect men. Here are the warning signs to watch out for ...

On May 18, a spokesperson for Joe Biden announced the 82-year-old former president was diagnosed with an aggressive form of prostate cancer that had spread to the bone.

Prostate cancer is one of the most common types of cancer. Prostate cancer is usually found early, and it often grows slowly.

A mouse study may pave the way for new approaches to contraception and infertility treatment. Sperm are surprisingly picky ...

Reversible and irreversible effects of environmental pollutants on the male reproductive system, including the impact on hormone levels. Irreversible effects, highlighted in red, primarily target ...

Yet a definition of biological sex put forth by U.S. President Donald Trump designates people as either male or female based solely on the size of the reproductive cells they make. Millions of ...

To conceive a pregnancy within the body, sperm (cells produced by the male reproductive system) must travel through the vagina and into the fallopian tubes to fertilize a mature egg. During puberty, ...

Sperm are tadpole-shaped, microscopic cells that are part of semen ... The sperm dies when that occurs." The male reproductive system continuously produces sperm, but it isn't always viable ...

I mean, obviously little tiny particles can disrupt the way cells behave ... testicles are just one part of the male reproductive system. Shanna Swan, a reproductive epidemiologist at Mount ...

Key hormones in regulating the male reproductive system are: follicle-stimulating hormone (FSH), for the development of sperm cells luteinizing hormone (LH), for testosterone production ...