81.   Previous studies have linked low birth weight to problems with brain development in children.

82.   Prematurity is the most common cause of low birth weight.

83.   Rates of stillbirth, miscarriage and low birth weight were also high, he told reporters.

84.   Smoking during pregnancy increases the risk of miscarriage, reduced birth weight and perinatal death.

85.   Small aspirin doses per day appear to be very effective in preventing pregnancy-induced hypertension and severe low birth weight in newborns.

86.   Some research even suggests low birth weight is a factor, that the body may be overcompensating for undernourishment in the womb.

87.   Studies have shown, however, that smoking during pregnancy increases risk for just about everything else, including low birth weight, miscarriage and stillbirth.

88.   The CDC researchers found that single test-tube babies born full-term were more than twice as likely to have low birth weight as the comparison group.

89.   The researchers also found an increased risk of miscarriages, low birth weight, fetal distress and prematurity.

90.   The results were not related to birth weight, the study said.