In 2002, one out every eight babies was born prematurely. Doctors say many complications can occur when a baby arrives too early. Hormone injections may help women carry their babies to full term.

WHITE PLAINS, NY, Feb. 4, 2011 – The first-ever drug known to prevent some preterm births, which won market approval today from the Food and Drug Administration, was welcomed by the March of Dimes.

Progesterone is a hormone that your body produces after ovulation. It prepares the lining of the uterus for pregnancy. Progesterone levels rise and fall every menstrual cycle. If you don't get ...

While you read this article, your body is busy at work: Chemicals are being secreted from glands, organs, and tissues, sending messages that direct your body to react in certain ways. These chemicals, ...