Pregnancy News and Research

Latest Pregnancy News and Research

Wildfire smoke and heat stress impact birth outcomes in vulnerable communities

Exposure to wildfire smoke and heat stress can negatively affect birth outcomes for women, especially in climate-vulnerable neighborhoods, according to a recent study led by USC postdoctoral researcher Roxana Khalili, PhD.

19 Jun 2025

Global guideline released by WHO on managing sickle cell disease in pregnancy

The World Health Organization (WHO) today released its first-ever global guideline on the management of sickle cell disease (SCD) during pregnancy, addressing a critical and growing health challenge that can have life-threatening consequences for both women and babies.

19 Jun 2025

Smoking leaves lasting marks in teeth even after quitting

Evidence of the permanent impact of smoking on people's teeth has been uncovered by researchers for the first time.

18 Jun 2025

Kupffer cell reprogramming in embryos explains metabolic disorders in offspring

Children born to obese mothers are at higher risk of developing metabolic disorders, even if they follow a healthy diet themselves.

18 Jun 2025

Sensory sensitivity and partner support shape perinatal depression trajectories

Persistent sadness, fatigue, changes in sleep and appetite, or loss of interest are common symptoms in mothers suffering from perinatal depression.

18 Jun 2025

WHO releases new guidance to expand midwifery care worldwide

The World Health Organization (WHO) today released new guidance to help countries adopt and expand midwifery models of care - where midwives serve as the main care provider for women and babies throughout pregnancy, childbirth, and the postnatal period.

18 Jun 2025

Disrupted biological rhythms in teens can produce unexpected brain effects

A new McGill University-led study suggests that disrupting the body's internal clock during adolescence can alter how the brain responds to an in-utero risk factor linked to certain brain disorders.

17 Jun 2025

Machine learning boosts accuracy of point-of-care disease detection

What if people could detect cancer and other diseases with the same speed and ease of a pregnancy test or blood glucose meter? Researchers at the Carl R. Woese Institute for Genomic Biology are a step closer to realizing this goal by integrating machine learning-based analysis into point-of-care biosensing technologies.

17 Jun 2025

Estrogen-responsive cells found to heighten gut pain in females

Researchers uncovered how estrogen heightens gut sensitivity in females by activating PYY-secreting L-cells, which stimulate serotonin release from EC cells. This paracrine circuit intensifies pain signaling and may explain the sex bias in conditions like IBS.

16 Jun 2025

Mycotoxin exposure during pregnancy linked to lower birthweight

Exposure to mycotoxins – a broad group of harmful substances produced by mold – during pregnancy may impact placental function, which could result in lower birthweight in humans, according to Rutgers Health researchers.

16 Jun 2025

Study links gestational hypertension to increased seizure risk in offspring

A new study led by researchers at University of Iowa Health Care has revealed a significant association between high blood pressure during pregnancy (gestational hypertension) and an increased risk of seizures in children.

16 Jun 2025

Low levels of arsenic in public water linked to adverse birth outcomes

Babies born to mothers potentially exposed to low levels of arsenic in public drinking water-even at levels below the federal safety standard-were more likely to be born preterm, with lower birthweight, or be smaller than expected, according to a study at Columbia University Mailman School of Public Health and funded by the National Institutes of Health's Environmental influences on Child Health Outcomes (ECHO) Program.

16 Jun 2025

Paternal mental health found to impact child development

Experts from Ann & Robert H. Lurie Children's Hospital of Chicago affirm the need to screen new fathers for mental distress, recognizing the mounting research that underscores the importance of fathers in child development.

16 Jun 2025

Kennedy’s HHS sent Congress ‘junk science’ to defend vaccine changes, experts say

A document the Department of Health and Human Services sent to lawmakers to support Secretary Robert F. Kennedy Jr.'s decision to change U.S. policy on covid vaccines cites scientific studies that are unpublished or under dispute and mischaracterizes others.

13 Jun 2025

Prenatal exposure to forever chemicals linked to higher teen blood pressure

Children exposed before birth to synthetic compounds called "forever chemicals" had higher blood pressure during their teenage years, according to new research published today in the Journal of the American Heart Association, an open access, peer-reviewed journal of the American Heart Association.

13 Jun 2025

Maternal diet during pregnancy shapes decision-making in preteens

The study highlights the impact of maternal diet on child neurodevelopment, linking nut consumption to better decision-making and fish to impulsivity.

12 Jun 2025

Personalized model offers better blood pressure estimates from ankle measurements

A new method improving the accuracy of interpreting blood pressure measurements taken at the ankle could be crucial for people who cannot have their arm blood pressure measured.

12 Jun 2025

Prenatal air pollution exposure related to subtle fetal brain changes

Fetuses more exposed to certain air pollutants show changes in the size of specific brain structures, particularly during the second and third trimesters of pregnancy.

11 Jun 2025

New hypothesis links caffeine to lower risk of sudden infant death syndrome

After decades of stalled national progress in reducing the rate of Sudden Unexpected Infant Death (SUID), a category of infant mortality that includes sudden infant death syndrome (SIDS), researchers at Rutgers Health have proposed an unexpected solution: Caffeine might protect babies by preventing dangerous drops in oxygen that may trigger deaths.

11 Jun 2025

Large cohort study reassures on mRNA vaccine safety for early pregnancies

A large prospective cohort study in Germany found no statistically significant increase in major birth defects following first trimester mRNA COVID-19 vaccination. While slightly higher rates of some anomalies were observed in vaccinated pregnancies, no consistent patterns or causal links emerged.

11 Jun 2025