The discovery that you're carrying a child inside you brings along a range of emotions. For about 5 to 20 percent of women, those emotions include a fear of childbirth.

Pregnant women need sufficient amounts of iron, which is included in most prenatal vitamins. But like many supplements, taking too much iron can have negative side effects.

Research is uncovering more and more about possible health risks to babies if their mothers are obese during pregnancy. Another one for the list: being born with low iron levels.

What puts women at risk of pregnancy problems? Lots of factors, including illness, obesity and stress. A recent finding says that a type of antibody is also a risk factor.

There are several vaccines pregnant women are advised to get and several others they should avoid while pregnant. The flu vaccine is one pregnant women should consider.

One consideration in undergoing in vitro fertilization ( IVF ) treatment to have a baby is how many embryos to transfer into a woman's womb at once. One? Two? Three?

The first "test tube baby," Louise Brown was born in July, 1978. Now, 34 years later, she's one of 5 million babies born by in vitro fertilization ( IVF ).

What makes a woman more likely to use effective contraception? Scientists are still exploring all of the social, economic and cultural reasons. A recent study confirms one important link: Attitude plays a role.

Women are advised to give up lots of vices during pregnancy, however coffee is generally viewed as safe. But should they pass on their morning cup of coffee as well? The evidence has generally been limited and mixed.

Young women who require chemotherapy or other cancer treatment may find that the treatment risks permanent damage to their fertility - but science is catching up.