fertility

Endometriosis, occurs when cells, similar to the lining of a woman's womb, grow elsewhere in the body and can lead to severe pain and fertility problems.

Global fertility rates have been in steady decline since the 1960s, and the trend has quickened in recent years.

Low fertility rates led to a decline in the number of people of working age, who are relied upon for their pensions by a growing number of retirees.

Nelson was still married in 2020 when the fertility clinic called her at work with devastating news: Her husband had just requested the destruction of the embryos they created through in vitro fertilization, or IVF.

Microbes are central to soil fertility, carbon cycling, marine productivity, and the health of plants and animals.