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Mujeres embarazadas

Home Visits by Nurses to Low-Income First-Time Mothers Yield Enduring Benefits

A program involving home visits by nurses to low-income first-time mothers, starting during pregnancy and extending into the second year of their children’s lives, has a positive and long-lasting impact on families. Children who participated in the program were less likely than others to report having used alcohol, cigarettes, or marijuana at age 12.

Research Focuses on Groups With High Smoking Rates

NIDA Director Nora Volkow
Dr. Volkow discusses NIDA’s efforts to develop effective antismoking treatments for populations with persistently high rates of smoking, such as people with psychiatric disorders, high school dropouts, and Native Americans.

Vouchers Improve Mothers’ Smoking Abstinence and Newborns’ Weight

Pregnant women who received financial incentives to refrain from smoking during late pregnancy were more successful at remaining abstinent and less likely to have babies with low birth weight, according to data from three trials.

Nicotine Alters the Developing Rat Brain

Describes animal studies that suggested exposure to the drug during gestation or adolescence may cause lasting alterations in reward and motivation circuits.

Vaccine May Reduce Fetal Exposure to Nicotine

Describes research on a vaccine developed to facilitate smoking cessation by blocking nicotine penetration into the brain.

Methamphetamine Restricts Fetal Growth, Increases Lethargy in Newborns

Reports on research showing that newborns whose mothers abused methamphetamine during pregnancy showed lower rates of fetal growth as compared with unexposed newborns.

Behavioral Problems Related to Maternal Smoking During Pregnancy Manifest Early in Childhood

Describes research providing evidence that maternal smoking during pregnancy contributes to behavioral conduct disorders among toddlers, school-age children, and teens.

Nicotine Dependence is Linked With Mental Disorders in Pregnant Women

Reports on a link between mental disorders, including mood, anxiety, or personality disorder and nicotine dependence in pregnancy women.

Prenatal Nicotine Exposure May Damage Receptors That Influence Auditory Processing

Reports on a series of animal experiments indicating that nicotine exposure during prenatal fetal development damages a set of receptors in the brain's auditory processing center.

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