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Obstetrics & gynecology news
Early-life chemical exposure may leave extra X and Y chromosomes in sperm
An estimated 7% of all men are affected by infertility. Multiple animal studies indicate that exposure to persistent environmental chemicals in early life can negatively impact male reproductive health, and now a human study ...
17 hours ago
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Study finds pregnancy reduces odds of developing rheumatoid arthritis
Women who have given birth multiple times are less likely to develop rheumatoid arthritis, while no or fewer pregnancies was a risk factor along with obesity and smoking, a University of Queensland study has found.
18 hours ago
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Supreme Court issues a stay, keeping the abortion pill mifepristone available by mail for now
U.S. Supreme Court Justice Samuel Alito Jr. issued an order Monday that allows patients to continue accessing the abortion pill mifepristone by mail, for now.
18 hours ago
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Mental images directly linked to vaccine hesitancy and uptake in pregnant women
New international research shows vivid mental images experienced by pregnant women when they think about vaccination directly influence their decision about whether or not to get vaccinated. Led by researchers from The University ...
May 5, 2026
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Maternal RSV vaccination and infant nirsevimab immunization found safe and effective
Maternal respiratory syncytial virus (RSV) vaccination and infant nirsevimab immunization, administered alone or sequentially, are safe and effective, according to a study published online May 4 in Pediatrics.
May 4, 2026
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Syphilis cases in expectant mothers have dramatically risen since the pandemic—here's what's driving the trend
Syphilis is a sexually transmitted infection caused by the bacteria Treponema pallidum.
May 4, 2026
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Low-dose drug cuts breast density up to 26% with fewer side effects
Low doses of the investigational medicinal product endoxifen reduce breast density to the same extent as the standard treatment tamoxifen, but without causing such troublesome side effects. This is shown by a new study from ...
May 3, 2026
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Scientists cautiously suggest GLP-1s are safe to use around pregnancy
A new study from the University of St Andrews suggests weight-loss drugs like Ozempic taken around pregnancy do not raise the risk of major birth defects. Published in the American Journal of Obstetrics and Gynaecology, the ...
May 2, 2026
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Major depression in women and girls peaks two weeks after giving birth, study finds
Major depression fluctuates during and after pregnancy but has the highest prevalence two weeks after giving birth, a University of Queensland study has found. Researchers used data from 780 studies, collected from more than ...
May 1, 2026
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Pregnant migrants at higher risk of severe life-threatening conditions and ill babies
Pregnant migrants in the UK have up to 74% higher risk of emergency cesarean, 49% have severe life-threatening complications needing intensive care or blood transfusion, and 53% of babies born in poor health. The King's College ...
May 1, 2026
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Years before pregnancy, routine bloodwork may already signal which women will face one of its riskiest complications
Small abnormalities in blood sugar, blood lipids and inflammation several years before pregnancy are linked to an increased risk of high blood pressure during pregnancy and preeclampsia, according to a study from Karolinska ...
Apr 30, 2026
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Targeted maternal screening could prevent rare, deadly leukemia in the US
A deadly form of leukemia may be stopped before it ever develops by introducing targeted maternal screening in the United States, according to new research. The national study, led by physician-scientists at Sylvester Comprehensive ...
Apr 30, 2026
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A study in 1.4 million women expands knowledge on endometriosis and its biological complexity
Endometriosis, a chronic inflammatory disease that affects approximately one in ten women of reproductive age—around 190 million worldwide—remains poorly understood from a biological perspective, which has historically hindered ...
Apr 30, 2026
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Cervical cancer: Study reveals a growing gap between high- and low-income countries
While high-income countries like Canada could eliminate cervical cancer by 2048 through human papillomavirus (HPV) vaccination and screening, the gap with lower-income countries is widening. A study published in The Lancet ...
Apr 30, 2026
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How melatonin could improve fertility-preserving ovarian transplants after cancer treatment
Administering melatonin via an absorbable sponge improved the effectiveness of autologous ovarian tissue transplantation. This procedure is used to preserve the fertility of children and adolescents who have undergone cancer ...
Apr 30, 2026
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Not all organs age alike: AI unveils the molecular impact of menopause across the female body
Despite affecting half of the world's population, menopause has historically been understudied and misunderstood, both in biomedical research and clinical practice. However, with the increase in life expectancy, the number ...
Apr 29, 2026
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Sedatives in pregnancy not linked to psychiatric disorders in children
A large South Korean study published by The BMJ finds no increased risk of psychiatric or neurodevelopmental disorders, such as ADHD and autism, in children whose mothers used sedative drugs (benzodiazepines or Z-hypnotics) ...
Apr 29, 2026
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These overlooked pregnancy symptoms can signal a life-threatening turn before anyone sees it coming
Ten previously unknown symptoms may indicate an increased risk of severe seizures in pregnant women with preeclampsia—enabling timely preventive treatment for the right patients. The findings, published in PLOS Medicine, ...
Apr 29, 2026
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Placental contractions may occur in 6 of 10 healthy pregnancies, MRI scans reveal
The placenta contracts independently of the rest of the uterine wall, as seen in around 60% of 36 MRI-scanned healthy pregnancies, according to a new study published in the journal PLOS One by Louise Dewick of the University ...
Apr 29, 2026
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New research signals a promising advance in endometriosis diagnosis
The Nuffield Department of Women's & Reproductive Health at the University of Oxford, together with Serac Healthcare Limited, announces the publication of Phase 2 data in The Lancet Obstetrics and Gynaecology. The findings ...
Apr 29, 2026
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Survey finds many women still believe mammograms should start at age 50—experts say age 40
A new national survey reveals many women are unsure about when to start mammogram screening for breast cancer and believe they should start later than doctors recommend.
Apr 29, 2026
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Can neuroscience shed light on pregnancy complications?
Pregnancy risks suddenly spike after age 35, something doctors generally attribute to problems with the fertilized egg. But Wu Tsai Neurosciences Institute postdoctoral scholar Blake Laham is not convinced that's the whole ...
Apr 29, 2026
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Placental insufficiency during pregnancy is associated with memory alterations years after childbirth
The vascular imbalance that occurs in some pregnancies may leave a lasting imprint beyond childbirth. A study led by the Sant Pau Research Institute (IR Sant Pau), published in the American Journal of Obstetrics and Gynecology, ...
Apr 29, 2026
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Fluorescent quail embryos could help solve serious birth defects in humans
The quail is a small, unassuming bird that glides rather than flies and prefers to hide under bushes than to perch on top of a tree. And now, it's also helping scientists understand serious birth defects in humans.
Apr 28, 2026
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