New research shows that the surrounding cells and tissues of the ovary play a crucial role in how eggs mature and how quickly fertility wanes.

When does a woman's fertility begin to decline? The answer, experts say, is a cruel irony: "When women are biologically most ready and able to have a baby, most women are not ready, emotionally, ...

A woman's fertility declines with age, which is often attributed to a fall in egg number and quality, but the environment of the ovaries themselves may also be responsible ...

Groundbreaking research published in Science Advances in 2025 challenges long-held beliefs about human fertility, showing ...

For some single women in their 30s and 40s, their biological clocks add unwelcome stress to an already fraught process.

The average age of first-time mothers has been rising over time. Years ago, it was commonplace for women to have children in their twenties and early thirties. But current lifestyles, and other ...

Men, too, have a biological clock impacting fertility, not just women. While sperm production continues, quality and quantity ...

Researchers explore how ovarian phenotypes affect ovarian function and lifespan, leading to complications in pregnancy outcomes ...

Celebs often opt for assisted reproductive technologies to embrace motherhood after 35. An expert shares her views.

The research could open up avenues for fertility treatments after additional refinement and trials, but it also raises ...

The fertility rate among Seattle women dropped 20 points since 2010, and was the second lowest among the 50 largest U.S.