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 ...

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

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 effects of cannabis on the hormonal system and male fertility remain controversial within the scientific community. A ...

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 ...

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 ...

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 ...

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

An endocrinologist is a doctor who specializes in the endocrine system. This network of glands inside your body creates hormones that help cells talk to each other. The endocrine system is varied and ...