Pregnancy

This hub brings together authoritative articles covering the spectrum of pregnancy, maternal health, and fetal development. The collection encompasses topics ranging from the earliest signs of pregnancy to postpartum care, including trimester-specific changes, common symptoms, diagnostic procedures, and the management of complications. Readers will find evidence-based guidance on maternal nutrition, exercise, mental health, and medical conditions affecting pregnancy, such as thyroid disease, diabetes, and autoimmune disorders. The articles also address genetic and infectious disease considerations, fetal movement and monitoring, and the latest insights into maternal brain and mood changes. This resource is designed to support healthcare professionals, expectant parents, and researchers with up-to-date, trusted information for every stage of the pregnancy journey.

Is “Mom Brain” Real? The Science Behind Memory, Mood, and Motherhood

Pregnancy and motherhood trigger profound hormonal, structural, and functional changes in the brain, reshaping neural circuits to support caregiving and maternal behaviors. Recent evidence reveals that “mom brain” reflects adaptive neuroplasticity rather than simple cognitive decline.

Overview

Explore expert-reviewed articles on pregnancy symptoms, complications, fetal development, nutrition, and maternal health. This hub delivers evidence-based information for clinicians, parents, and anyone seeking reliable guidance during pregnancy.

Supplements During Pregnancy

Pregnancy and Infectious Diseases

Zika Virus in Pregnant Women

Hypothyroidism in Pregnancy

What is Amniotic Fluid Embolism?

Foot Conditions and Pregnancy

Fibromyalgia and Fertility / Pregnancy

Pregnancy: 0-8 weeks

Benefits of Nut Consumption During Pregnancy

Hair Growth in Pregnancy

What is the Third Stage of Labor?

See more featured articles »

Thyroid Disease in Pregnancy

Recurrent Miscarriage Causes

Voice Changes and Pregnancy

Complications during Pregnancy

What is an Ectopic Pregnancy?

The Genetics of Pre-Eclampsia

Pregnancy: 9 - 12 weeks

Pregnancy: 21 - 24 weeks

Why is Caffeine Dangerous During Pregnancy?

Foods to Avoid During Pregnancy

Lupus and Pregnancy

What is the Quadruple or Combined Test?

Raspberry Leaf Tea In Pregnancy: Safety, Benefits, and Research Insights

Extended Breech, Flexed Breech and Footling Breech

Rheumatoid Arthritis and Pregnancy

Dangers of Vitamin Deficiency During Pregnancy

Constipation in Pregnancy

How Soon Can You Have Sex After Having a Baby?

Diabetes and Pregnancy

What is the Triple Screen in Pregnancy?

Acute Fatty Liver of Pregnancy Treatment

Can Men Improve the Chances of a Successful Pregnancy?

Maternal Birthing Positions

Pregnancy: 33 - 36 weeks

Heartburn in Pregnancy

Breeched Birth: Caesarean Section or Vaginal Delivery?

The Role of Estrogen in Pregnancy

Fetal Movements in Pregnancy

Pregnancy Myths

Piles (Haemorrhoids) in Pregnancy

Early Signs of Pregnancy

Pregnancy: 13 - 16 weeks

Breastfeeding During Pregnancy

Is it Safe to Exercise During Pregnancy?

What is Acute Fatty Liver of Pregnancy?

Safety, Not “Sharing,” Must Guide Visitor Policies for Cesarean Surgery

Recurrent Miscarriage Epidemiology

What Causes Miscarriage?

Pregnancy: 17 - 20 weeks

Maternal Immune Activation During Pregnancy

How does Pregnancy Affect Breast Cancer Risk and Survival?

Pregnancy and Organic Food

Dental Care During Pregnancy

Breast Changes After Birth

What is hyperemesis gravidarum (severe morning sickness)?

Pregnancy: 29 - 32 weeks

Back Pain in Pregnancy

What Causes an Ectopic Pregnancy?

Pregnancy: 37 - 40 weeks

How Much Should My Baby Move During Pregnancy?

Obesity in Pregnancy

How is the Sex of a Fetus Determined?

Eczema During Pregnancy

Smoking and Pregnancy

Pregnancy Denial

What is intrahepatic cholestasis of pregnancy (ICP)?

Breast and Nipple Changes During Pregnancy

Pregnancy: 25 - 28 weeks

Pregnancy: over 40 weeks

Medical Complications of Twins, Triplets and Multiples

The Constituents of Breast Milk

Does Morning Sickness Occur at Other Times of Day?

Diagnosis of fatty liver of pregnancy

Osteoporosis and Pregnancy

Latest Pregnancy News and Research

Research shows reluctance among obstetricians to refer pregnant patients to allergy specialists

Many pregnant women experience allergies, asthma, or reactions to medications - conditions that can affect both mother and baby if not carefully managed. Yet new research presented at the 2025 American College of Allergy, Asthma and Immunology (ACAAI) Annual Scientific Meeting suggests a reluctance among obstetricians to refer their pregnant patients to allergy specialists, even when a referral could help improve care.

6 Nov 2025

Galectin-3 found to drive crucial cell fusion in early placental development

During the first weeks of pregnancy, the developing placenta in a mother's womb undergoes a dramatic change.

5 Nov 2025

Study finds high intake of ultra-processed foods tied to reduced DNA methylation

Women who consumed more ultra-processed foods (UPFs) showed distinct DNA methylation patterns, mostly reduced across key gene regions. These exploratory findings suggest that high UPF intake may influence gene regulation through epigenetic mechanisms.

4 Nov 2025

Inconsistent labels and risky doses found in turmeric supplements worldwide

A global analysis of 125 turmeric supplements across five major markets revealed widespread inconsistencies in labeling, dosage, and regulatory compliance. Over a third lacked curcuminoid content disclosure, and nearly one-third exceeded safe intake levels, exposing consumers to unverified and potentially risky formulations.

3 Nov 2025

COVID-19, RSV, and flu vaccines remain safe and effective

The systematic review provides crucial insights into the efficacy and safety of respiratory virus vaccines, supporting evidence-based immunization practices.

3 Nov 2025

Columbia researchers report first successful pregnancy using AI-guided sperm recovery method

Researchers at the Columbia University Fertility Center reported the first successful pregnancy using an AI-guided method they developed to recover sperm in men with azoospermia, in which ejaculate contains little or no sperm.

31 Oct 2025

Innovations and challenges in global contraception and family planning

Contraception and family planning are vital aspects of sexual and reproductive health and rights. Despite major advances in modern contraception over the past 60 years, many gaps remain and the rate of unplanned pregnancies and abortions remains high.

31 Oct 2025

COVID-19 in pregnancy may raise autism and neurodevelopmental disorder risk

Children born to mothers who contracted COVID-19 during pregnancy face a 29% higher likelihood of developmental disorders by age three, including speech, motor, and autism-spectrum delays. The risk was greatest for male offspring and infections occurring in the third trimester.

30 Oct 2025

19 NCAA women's college basketball coaches join hands to support women’s heart health

Both on the court and off, cardiovascular disease is the leading killer of women in the United States, taking the lives of more than 440,000 women each year, according to the American Heart Association, a relentless force changing the future of health for everyone everywhere.

30 Oct 2025

NYU Langone experts treat 32-year-old Westchester mom for breast cancer while pregnant

Christina, a former teacher, was 32 years old when she found out she was pregnant with her second child. Two weeks later, she received the shocking news that she had breast cancer.

29 Oct 2025

Four distinct subgroups of PCOS open up for more tailored treatments

Four distinct subgroups of polycystic ovary syndrome (PCOS) have been identified in an international study published in Nature Medicine by researchers from Karolinska Institutet, among others.

29 Oct 2025

Study finds clear link between osteomalacia and increased risk of complicated deliveries

A research team at Uppsala University has identified a clear link between osteomalacia – a form of bone softening commonly caused by vitamin D deficiency – and a fivefold increased risk of emergency cesarean sections or the need for vacuum-assisted delivery.

28 Oct 2025

Eating peanuts while pregnant may influence how a child’s genes respond to breastfeeding

Maternal peanut and peanut butter consumption during pregnancy and breastfeeding shaped DNA methylation patterns in children, particularly in genes regulating neurodevelopment and inflammation. These findings suggest maternal diet can prime offspring epigenetic sensitivity to breastfeeding duration.

27 Oct 2025

Updated COVID-19 vaccines continue to offer strong protection, research shows

Updated COVID-19 vaccines are still providing effective protection against infection, emergency department visits, hospitalization and death, according to new research published today in JAMA Internal Medicine.

27 Oct 2025

Study finds higher rate of stillbirths in the U.S. than previously reported

Stillbirths occur at a higher rate in the U.S. than previously reported, according to a new study led by researchers at Harvard T.H. Chan School of Public Health and Mass General Brigham.

27 Oct 2025

What Britain’s post-war sugar rationing teaches us about long-term heart health

A BMJ study found that individuals exposed to sugar rationing during their first 1,000 days of life had significantly lower risks of heart attack, stroke, and heart failure in adulthood. Early-life sugar restriction was linked to a 2.5-year delay in cardiovascular disease onset, suggesting long-term benefits for heart health.

26 Oct 2025

Prenatal air pollution exposure tied to higher autism risk in children

A population-based study of over two million births in Ontario found that prenatal exposure to the sulfate and ammonium components of fine particulate matter (PM₂.₅) was associated with a higher risk of autism spectrum disorder. The risk was greatest during mid to late pregnancy and among infants in urban, lower-income neighborhoods.

26 Oct 2025

Researchers reveal how maternal stress reshapes fetal growth and brain development

Maternal stress, encompassing physical, emotional, and psychological distress, remains a widespread yet underestimated risk during pregnancy.

24 Oct 2025

A parent's guide to manage pediatric respiratory illnesses during the virus season

As we head deeper into fall and toward the holiday season, your little one may start to exhibit symptoms like a runny nose, cough, or fever.

24 Oct 2025

ChatGPT can provide trustworthy information for pregnant women seeking advice on opioid use disorder

When trained correctly on medically accurate information, ChatGPT can provide trustworthy information for pregnant women seeking medical advice for treating opioid use disorder, according to new research in the Journal of Studies on Alcohol and Drugs, based at Rutgers University.

23 Oct 2025