Previous research established a link between prenatal exposure to infection and later schizophrenia. New research aimed to see if this same link was present for bipolar disorder.

Some newborns have breathing problems after birth, and according to a recent study, antidepressants taken during pregnancy may have a small role in these breathing problems.

Women have been told it's important not to smoke while they're pregnant. Some women may not realize how much smoking in pregnancy might affect their children later on.

Being sick while pregnant certainly isn't fun. Having the flu while pregnant is even worse. But being down with the flu during pregnancy might be linked to longer term concerns, too.

The dangers of secondhand smoke for children can often show up in unexpected ways. Even some bacterial illnesses can pose a higher risk to children if they're around secondhand smoke.

Getting sick while pregnant may make expectant moms feel even more ill at ease. Will the illness affect your child? Can it increase his or her risk of autism? So far, it seems unlikely.

Among the various things pregnant women generally should avoid is changing kitty litter, which may seem oddly random in a list with alcohol, undercooked meat, soft cheeses and smoking.

As if low-income, HIV-positive, pregnant women don't have enough on their plates, many also have to contend with depression - though it's possible not enough doctors are noticing.

Picking up the pieces for Gulf Coast residents has been no small feat. In early 2010, the Deepwater Horizon oil spill leaked nearly 5 million barrels of oil into the Gulf of Mexico, possibly causing a public health crisis.