Understanding how and why some people's brains deteriorate as they grow into old age involves many possible factors. It may even be linked to a baby's brain before birth.

If you have a chronic condition and become pregnant, it may mean different treatment during the pregnancy. High blood pressure is one such condition, and it's becoming more common.

Among the various complications that can occur during pregnancy, pre-eclampsia is one of the more common ones. It may have long-term implications as well.

It's a catch-22. If you find out your child has a heart defect before he's born, you can prepare. But it can also stress out mom — which can affect the baby as well.

Experiencing abuse as a child means more than a higher risk of mental illness. Researchers are learning that abused children are at risk for various long-term physical issues as well.

Marijuana is often thought of as a drug that causes relatively little harm compared to other street drugs. But that may not be the case if you're carrying a little one to term.

Some jobs expose employees to a class of chemicals called chlorinated solvents, which are in many degreasers, cleaning products, paint thinners, pesticides, glues and similar products.

Researchers already knew that overweight moms generally gave birth to children who became overweight too. But the health impact of obesity during pregnancy doesn't stop there.

Several birth control pills have been linked to blood clots in women who use them, but sufficient evidence about similar risks from hormone contraceptive besides the Pill is lacking.