Couples who undergo fertility treatments know all too well how many tests and steps they need to go through to understand the cause of their infertility and find a treatment. But a new development ...

After trying to start a family for nearly two decades, a couple has conceived with the help of researchers at the Columbia University Fertility Center. The case is described in a research letter ...

If a couple is having difficulty conceiving a child due to low-quality sperm, in-vitro fertilization is always an option … although it frequently isn't successful. A simple new device could help, by ...

Some 15% of couples struggle with infertility. When couples fail to conceive, guidelines recommend both the man and woman undergo a tandem fertility evaluation. For men, this includes providing at ...

Entombed in amber during the Cretaceous period, and hidden away in a collection for decades, sperm's evolutionary grandfather was patiently waiting for scientists to discover it. In 2020, that day ...

My husband and I have been trying to conceive for over a year. In that time, I've had more sex than a hooker and spent enough money on pregnancy tests to purchase a fully loaded Kia. Hope has emerged ...

People use donor sperm to get pregnant for many reasons. A couple may use donated sperm due to male infertility. Single women or LGBTQIA+ couples may use a sperm donor to help them build a family.

Out of about 100 million sperm, only a few hundred make it to the fallopian tubes. A directional movement called rheotaxis, guides sperm cells to swim against the cervical mucus flow to reach the egg ...