Pregnancy News and Research

Latest Pregnancy News and Research

Sustained high progesterone during pregnancy can improve menstrual cyclicity in PCOS patients

Polycystic ovary syndrome (PCOS) affects 6%−20% of reproductive-aged women, and is commonly accompanied by irregular menstrual cycles and anovulatory infertility.

11 Feb 2026

Routine aspirin therapy associated with lower rate of developing severe preeclampsia

Prescribing daily aspirin at the first prenatal visit to all pregnant patients was associated with an overall reduction in the development of severe preeclampsia, according to new research presented today at the Society for Maternal-Fetal Medicine (SMFM) 2026 Pregnancy Meeting.

11 Feb 2026

Safety perceptions of major vaccines show significant drop over the past three years

In a winter marked by flu outbreaks, the persistence of Covid-19, and surges of measles cases across the United States, an Annenberg survey finds that a sizable majority of Americans think the three vaccines that combat these potentially deadly illnesses are safe to take, although perceptions of the safety of all three vaccines showed a statistically significant drop over the past three years.

10 Feb 2026

New guidance for the diagnosis and management of inherited hyperbilirubinemia

Inherited hyperbilirubinemia, encompassing Gilbert syndrome, Crigler-Najjar syndrome, Dubin-Johnson syndrome, and Rotor syndrome, represents a spectrum of disorders rooted in genetic defects affecting bilirubin metabolism and transport.

10 Feb 2026

Early life factors crucial for childhood food allergy development

A new study from McMaster University involving 2.8 million children around the world has revealed the most important early-life factors that influence whether a child becomes allergic to food.

9 Feb 2026

Large Swedish study finds COVID-19 vaccination unrelated to fertility or childbirth rates

A Swedish registry-based cohort study evaluated whether COVID-19 vaccination affected childbirth rates among women aged 18 to 45 years during the pandemic period. No statistically significant association was found between vaccination, childbirth, or recorded miscarriage rates, suggesting demographic and socioeconomic factors likely explain observed fertility trends.

8 Feb 2026

With ICE using Medicaid data, hospitals and states are in a bind over warning immigrant patients

The Trump administration's move to give deportation officials access to Medicaid data is putting hospitals and states in a bind as they weigh whether to alert immigrant patients that their personal information, including home addresses, could be used in efforts to remove them from the country.

6 Feb 2026

Dyslexia linked to broader brain network vulnerabilities

A University of Houston psychology professor is challenging the notion that dyslexia, or specific reading disorder, stems from a single faulty gene in the brain, suggesting instead that it is caused by an overall brain network vulnerability.

5 Feb 2026

Maternal perinatal depression linked to autistic traits in toddlers

A research team from the Department of Psychiatry at Tohoku University, led by Dr. Zhiqian Yu and Professor Hiroaki Tomita, has uncovered compelling evidence that maternal perinatal depression - psychological distress occurring during pregnancy or postpartum - elevates the risk of autistic-related traits in toddlers, with a particularly strong impact on girls.

5 Feb 2026

Does motherhood influence brain aging? New research suggests a positive cognitive association

Longitudinal data from postmenopausal women suggest that cumulative pregnancy duration and breastfeeding history are associated with modestly better cognitive performance later in life. These associations reflect higher cognitive trajectory levels rather than proven slowing of decline, and causality remains uncertain.

5 Feb 2026

Severe pregnancy sickness doubles postpartum depression risk

Severe nausea and vomiting during pregnancy may elevate postpartum depression risk, suggesting the need for early detection and tailored maternal support.

5 Feb 2026

COVID vaccination not linked to reduced childbirth

COVID-19 vaccination is not the cause behind a decrease in childbirth, according to a study from Linköping University, Sweden.

4 Feb 2026

Optically invisible culture dishes improve embryo imaging in IVF

Selecting the healthiest embryo is one of the most important steps in in‑vitro fertilization (IVF), yet it remains one of the most uncertain.

4 Feb 2026

Natural ovulation offers a safer path to IVF success

Researchers compare the effects of natural ovulation and external hormone replacement regimens for preparing the uterus before frozen embryo transfer.

4 Feb 2026

Breastfeeding and pregnancy linked to improved postmenopausal cognition

Female brains have historically evolved to adapt to pregnancy, undergoing structural and functional changes.

3 Feb 2026

Early pregnancy reshapes breast aging and lowers cancer risk

A new study by cell biologists at the University of California, Santa Cruz, suggests that an early first pregnancy may protect against breast cancer decades later by preventing age-related changes in breast cells that are linked to tumor formation.

3 Feb 2026

MRI scans reveal human brain growth from pregnancy through birth

Analyzing brain growth across pregnancy and early life, this study offers new insights into sex-specific development and its implications for neurodevelopment.

3 Feb 2026

Cardiologists highlight overlooked heart risks across women’s lives

Heart disease remains the leading cause of death for women in the United States, yet awareness of cardiovascular risk—particularly among younger women and women of color—has stalled, even as rates of high blood pressure, diabetes, obesity, and high cholesterol continue to rise.

3 Feb 2026

If you’re pregnant and uninsured, Medicaid might be your answer

When she noticed an unusual craving for hot dogs, Matte'a Brooks suspected her body was telling her something, so she decided to take a pregnancy test. She took two just to be sure. Both were positive.

3 Feb 2026

Unprocessed beef does not worsen metabolic health in prediabetes

Short-term unprocessed beef intake shows no adverse effects on glucose regulation or metabolic health compared to poultry in individuals with prediabetes.

2 Feb 2026