MONDAY, May 13 (HealthDay News) -- Giving small amounts of infant formula to newborns who experience significant weight loss can increase the length of time that they are breast-fed, according to a new study.

(HealthDay News) -- Regular dental checkups and proper daily hygiene are important during pregnancy.

THURSDAY, May 9 (HealthDay News) -- Half of pregnant teens in substance-abuse treatment programs used alcohol or drugs in the month before they entered treatment. And nearly 20 percent used drugs or alcohol on a daily basis during that month, according to a U.S. government report.

WEDNESDAY, May 8 (HealthDay News) -- Women who come down with the flu during pregnancy may be at increased risk of having a child who develops bipolar disorder, a new study suggests.

WEDNESDAY, May 8 (HealthDay News) -- Among women who undergo in vitro fertilization (IVF) to become pregnant, there is no difference in delivery rates among those implanted with one prescreened embryo compared to those implanted with two unscreened embryos, new study findings reveal.

TUESDAY, May 7 (HealthDay News) -- Vitamin C may help prevent lung problems in babies born to mothers who smoke during pregnancy, according to a small new study.

TUESDAY, May 7 (HealthDay News) -- Women who use synthetic marijuana during pregnancy can develop symptoms similar to those associated with eclampsia and preeclampsia, according to a new study.

MONDAY, May 6 (HealthDay News) -- Pregnant women who struggle with migraine headaches should never use medicines containing the ingredient valproate because they can lower the IQ scores of their children, the U.S. Food and Drug Administration said Monday.

MONDAY, May 6 (HealthDay News) -- Women who are undergoing fertility treatment may be more likely to conceive if they get a good amount of protein in their diets, a small new study suggests.

MONDAY, May 6 (HealthDay News) -- Never mind the commercials with men talking freely to their doctor about their erectile dysfunction, taking a prescription for treatment to the pharmacy and settling in for a romantic evening.