A bag that mimics the environment of the womb can support lambs born extremely prematurely for four weeks. This development points to ways to improve the prospects of extremely premature babies. The ...

Not all early contractions mean labor. Learn what preterm labor looks like, and when to call your provider to keep you and ...

A UCLA-led research team has discovered a molecular switch that determines whether tiny blood vessels in premature infants' lungs can regenerate after injury. A failure of this repair process is a ...

You had a lot of work to do when you were in the womb, what with the business of growing from a single cell to a squalling, eight-pound human in just nine months. That’s why you needed every one of ...

Curtis Means weighed just 15 ounces at birth. A boy who weighed just 15 ounces at birth has been named by Guinness World Records as the world’s most premature infant to survive. Curtis Means, of ...

In the U.S., the average age of onset for "natural" menopause is 51. However, because of genetics, illness, or medical procedures, some women go through menopause before the age of 40. Menopause that ...