Being obese during pregnancy may raise the likelihood of your infant being apparently bigger, according to a new study.

Fetal alcohol spectrum disorder (FASD) may be relatively common, according to a new study.

Safely exercising and dieting before and during pregnancy may reduce weight gain, diabetes risk and the need for a C-section, a new study found.

Gaining too much or too little weight during pregnancy may affect the baby's birth weight, risk for preterm birth and the likelihood of cesarean section (C-section) delivery, a new study found.

Treating mildly low thyroid function during pregnancy might not be worth the trouble, according to a new study.

Children of moms who had good folate levels during pregnancy may have a lower risk for childhood obesity, a new study found.

Dropping some weight may improve chances of pregnancy in women with polycystic ovary syndrome (PCOS) who are overweight or obese, according to new research.

Obesity during pregnancy and gestational diabetes may be tied to overly large babies at six months' pregnancy, a new study found.

It's a well-known fact that smoking during pregnancy can harm the baby. Now, researchers may have a clearer picture as to why that is.

Caffeine consumption in the weeks before pregnancy and during early pregnancy may be linked to miscarriage, a new study found.