Apart from vitamin D, a recent study of over 15,000 men in Denmark and Florida showed that sperm motility consistently peaked ...

Human reproduction requires both male and female gametes. Gametes are special sex cells that contain the genetic information necessary to create a new life. Men produce millions of gametes called ...

In the introduction to her latest book, “GUYnecology: The Missing Science of Men’s Reproductive Health,” Yale sociologist Rene Almeling describes a day in the life of “John,” a regular guy who is ...

Humans are sexual, meaning that both a male and a female are needed to reproduce. Each is equipped with specific organs capable of producing specific cells needed to procreate. In conjunction with a ...

Chronic stress may impact hormone balance, ovulation and reproductive health, making conception harder for some couples ...

Infertility is a disease or condition of the reproductive system that affects an estimated 10 to 15 percent of couples trying to conceive in the United States. Male infertility occurs in approximately ...

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which was first discovered in patients with severe pneumonia at the end of 2019, has since infected over 272 million worldwide and ...

The genitourinary tract includes the urinary and genital organs. Various conditions, such as urinary tract infections and kidney problems, may affect the genitourinary tract. The genitourinary tract ...

On each side of the prostate gland (in the male reproductive system) is an ejaculatory duct. Each ejaculatory duct is about two centimeters in length and is created when the seminal vesicle’s duct ...

For women, the debut of the first contraceptive pill was, at the time, revolutionary—they gained greater control over if-and-when they had children, which broadened access to opportunities outside of ...