Rates of infertility are rising among women over 35

Rates of infertility and the need for fertility care are rising worldwide among women ages 35 to 49, according to a new analysis published in The Lancet Obstetrics, Gynaecology, & Women's Health.

In 2023, about 53.6 million women in this age group were affected by infertility.

The study authors also project that by 2036, the number could reach roughly 79.6 million.

Care for these women can include fertility testing and assisted reproductive technologies such as in vitro fertilization (IVF). ...