Articles tagged with Pregnancy
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Binge drinking and heavy alcohol consumption increased significantly among pregnant women between 2011 and 2020. The average annual percentage change for these behaviors was greater among pregnant women compared to nonpregnant women.
A new study at the University of Missouri found that prenatal opioid exposure can trigger long-term neurological or behavioral effects in children. The research suggests that opioids impact the developing fetus' gut microbiome, leading to changes in metabolic pathways and potentially affecting overall health and wellness.
The NIH announced five cash prize winners and four honorable mentions in its Maternal Health Diagnostics Challenge. The winning technologies aim to reduce maternal morbidity and mortality, with a focus on detecting and differentiating common pregnancy-related conditions.
A recent Oregon State University study found that people living in socioeconomically deprived neighborhoods are 20% less likely to conceive compared to those in more resourceful areas. The study analyzed data from over 6,300 individuals and found a significant association between neighborhood disadvantage and lower fertility rates.
A new study found that a fast food diet before pregnancy can negatively impact breast milk quality and baby's health, increasing the risk of conditions like heart disease and diabetes. Even short-term consumption of high sugar and fat diets affects women's health and fertility.
A study published in Annals of Internal Medicine found that telehealth can improve clinical outcomes and patient satisfaction for pregnant mothers and their infants. The researchers analyzed 28 randomized controlled trials and 14 observational studies to assess the effect of telehealth-delivered care on maternal health outcomes.
A large study suggests that differences in growth, weight, and body fat levels among children conceived through fertility treatment are small and not apparent by late adolescence. The study found minimal health implications from these differences.
The American College of Physicians (ACP) has issued a position paper on the ethical use of genetic testing and precision medicine in internal medicine. The guidelines address key issues such as incidental findings, education for physicians and patients, and counseling needs. ACP emphasizes the need for ongoing surveillance and anticoag...
A Rutgers researcher contributed to a National Institutes of Health study confirming a link between phthalate exposure and increased risk of preterm birth. The study examined data from 6,045 pregnant women in the U.S., finding that higher concentrations of phthalate metabolites were associated with slightly higher odds of preterm birth.
Researchers found no significant differences in placental health indicators, birth weights, or Apgar scores between vaccinated and unvaccinated women. Vaccination against COVID-19 was shown to be safe during pregnancy, protecting both mothers and babies from severe illness.
A new study estimates that over 160 million women and adolescents worldwide need contraception but lack access to it, with significant disparities in use across regions and age groups. The study found that young women, particularly those aged 15-24, face the highest levels of unmet need, amounting to 43 million globally.
Researchers found a significant association between COVID-19 infection in the third trimester and increased risk of preterm birth, with women infected after 34 weeks being seven times more likely to experience preterm birth. However, no difference was found in pregnancy loss between infected and non-infected women.
Researchers at OHSU developed an efficient and accurate assessment of placental health using standard MRI, detecting complications early in pregnancy. The method identifies T2* values that provide key information about oxygen availability and placental blood flow.
Studies in rats have found that T-cells produce reactive oxygen species (ROS) that contribute to preeclampsia complications. Researchers are exploring ways to dampen this response to reduce the risk of premature birth or worse outcomes for mother and child.
A study by Columbia University found that diverse nurse workforces are associated with reduced risk of life-threatening complications during pregnancy, childbirth, and the post-partum period. Racial and ethnic minorities face higher risks, with Native American mothers having the highest incidence of severe adverse maternal outcomes.
A recent six-country African study reveals that pregnant women with SARS-CoV-2 are at double the risk of ICU admission and four times the risk of dying compared to non-pregnant counterparts. The researchers emphasize the need for pregnant women to get vaccinated against COVID-19 to protect themselves and their unborn children.
Women with active rheumatic disease are at risk of hypertension, preeclampsia, and fetal loss during pregnancy. Effective disease management with safe medications is crucial for a successful pregnancy outcome.
A University of Ottawa-led team has developed an AI-based deep learning model to identify cystic hygroma, a rare and life-threatening disorder, from first-trimester ultrasound scans with high sensitivity and specificity. The approach may be applied to other fetal anomalies identified by ultrasonography.
Children born to mothers with polycystic ovary syndrome (PCOS) are at a higher risk of developing infections, allergies, and other childhood illnesses by age 13. The study found that children of mothers with PCOS were 32% more likely to be admitted to hospital for various health problems.
Research shows increased risk of severe maternal sickness/complications associated with higher maternal age, levels of obesity, and previous Caesarean section. The study suggests that UK maternity services are adapting to meet the needs of an increasingly complex pregnant population.
A study published in Environmental Research found that prenatal exposure to specific phthalates is associated with a slightly elevated risk of children starting puberty between 7 and 10 years old. Higher prenatal exposure to certain phthalates, such as DEHP, was linked to an increased risk of puberty onset, particularly in normal-weigh...
A study published in Obstetrics & Gynecology found that high-dose inhaled nitric oxide gas significantly reduced the need for supplemental oxygen and hospital stays in pregnant women with severe COVID-19 pneumonia. The therapy was administered twice daily to patients, resulting in no adverse events.
Research suggests that paternal genetic factors play a role in susceptibility to preeclampsia, but the impact of paternal phenotype and lifestyle remains unclear. The study found no significant differences in socioeconomic background or health history between fathers with preeclamptic pregnancies and those without.
A UMass Amherst researcher will investigate the link between ambient environmental factors and male fertility, focusing on air pollution and temperature. Her study aims to identify risks associated with these exposures and inform medical and behavioral interventions for men before fertility treatment.
Researchers using 'blastoids' - in vitro models of the blastocyst - discovered that early embryonic signals induce placental development and prepare the uterus. The findings may contribute to a better understanding of human fertility and potentially improve IVF procedures, fertility drugs, and contraceptives.
A recent study published in Nature has identified a complex neural network in the fruit-fly brain that shapes behavior and decision-making, particularly when it comes to food choice. The 'appetite map' created by the researchers reveals how internal states, such as nutrient deficiencies and pregnancy, interact to guide behavior.
A comprehensive study found that prenatal exposure to endocrine-disrupting chemicals is associated with non-alcoholic fatty liver disease in children. The researchers measured 45 chemicals in pregnant women and found elevated levels of biomarkers indicating risk for liver disease in children who were more highly exposed.
A large study analyzing over 4.5 million pregnancies found that frozen embryo transfers in IVF are associated with a substantially higher risk of hypertensive disorders, particularly pre-eclampsia, compared to naturally conceived pregnancies. The risk was roughly doubled for FETs, while fresh embryo transfers had similar outcomes.
A recent study of over 5,000 women found that having a baby after breast cancer diagnosis does not negatively impact survival rates. Women who had hormone-receptor positive breast cancer and became mothers showed similar or increased survival compared to those without children.
A review suggests that women timing their intercourse with urine-based hormone tests can increase their chances of conceiving. The study found that timed intercourse resulted in a 20-28% chance of pregnancy, compared to 18% for spontaneous intercourse.
A survey of rural women in the US found that those using illicit drugs have low contraceptive use rates and high unintended pregnancy rates compared to non-drug users. The study highlights the need for expanded access to reproductive health care and substance use treatment in rural areas.
A study of 627 participants in the Southwest US found that the summer 2020 COVID-19 case surge was associated with a short-term decrease in pregnancy desires. The trend reversal was more pronounced among individuals earlier in their reproductive lives.
A new study found that probiotics did not improve vaginal health in women with an imbalance in their microbiota. However, 34% of women showed spontaneous improvement over a period of one to three months. The study suggests that postponing fertility treatment until a normal balance is achieved may be beneficial.
A large-scale study of intrauterine insemination cycles found that frozen sperm samples have similar clinical pregnancy rates to fresh samples. However, time-to-pregnancy was slightly longer for the frozen sperm group. The results provide reassurance to patients undergoing fertility treatment.
A new study uses gene expression patterns to reconstruct the evolution of the placenta and predict its characteristics in early mammals. The research suggests that the placenta was invasive in the last common ancestor of eutherian mammals, with non-invasive placentas evolving multiple times among mammals.
Following the leaked SCOTUS draft ruling, internet searches for abortion medication increased by 350,000 during the first week of May. These searches were more prevalent in states with restrictive reproductive rights.
A study analyzing over 30,000 posts on a Neo-Nazi website found that white supremacists use the abortion debate to promote racist and extremist agendas. The researchers warn that science and medicine are being 'weaponized' to attract recruits and spread dangerous ideologies. Abortion rights are a contested issue in the US, with far-rig...
Maternal mortality jumped by 33% after the start of the COVID-19 pandemic, with disproportionate increases among Black and Hispanic mothers. Existing disparities emerged, including a 40% jump for non-Hispanic Black women and a 74% jump for Hispanic women.
A study examined maternal immune responses and antibody transfer from mother to fetus for different COVID-19 vaccines across pregnancy trimesters. mRNA vaccination induced higher levels and functions against SARS-CoV-2 variants, including Omicron, while first and third trimester vaccination led to enhanced maternal immune responses.
A recent study published in Cellular and Molecular Life Sciences found that a specific type of gut bacteria, Bifidobacterium breve, plays a crucial role in regulating fetal growth and metabolism during pregnancy. The researchers discovered that the maternal microbiome promotes development of the placenta and healthy growth of the baby ...
A new study found that pregnant people in the South and Midwest experienced higher risk of miscarriage in late August and early September, respectively. Researchers suggest exploring links between extreme heat and pregnancy loss, highlighting the need for further research to understand potential causes.
A new CDC study confirms that COVID-19 vaccination during pregnancy significantly protects infants from severe illness and hospitalization due to COVID-19. The risk of hospitalization among babies was reduced by approximately 80% during the Delta wave and 40% during the Omicron wave.
Researchers discovered that midgestation leptin surge in preeclampsia leads to endothelial dysfunction, blood vessel constriction, and restricted fetal growth. This finding highlights the crucial role of leptin in pregnancy and its potential consequences on maternal and infant cardiovascular health.
Studies by UC Davis MIND Institute found predictive protein patterns in expecting mothers' blood and links between maternal autoantibodies and higher autistic traits. MAR ASD patterns were associated with autism before birth, with certain patterns predicting autism in previously diagnosed children.
Researchers will evaluate COVID-19 vaccination safety in 1,800 pregnant participants and monitor immune response. The study aims to provide information on vaccine efficacy for mothers and babies.
A large analysis of reproductive health data has found a significant association between infertility, miscarriage, and stillbirth with an increased risk of non-fatal and fatal stroke in women. Women who experienced recurrent miscarriages or stillbirths were at higher risk of stroke, particularly those with a history of infertility.
A new study found that women over 40, non-Hispanic Black women, and those with lower education levels are more likely to experience infertility. The US fertility rate has plateaued, but access to healthcare services is a significant factor in preventing infertility.
A new study links polycystic ovary syndrome (PCOS) to an increased risk of adverse cardiovascular events and pregnancy outcomes during delivery, including preeclampsia and peripartum cardiomyopathy. Women with PCOS are at a higher risk for heart complications compared to those without the hormone disorder.
Researchers have generated molecular maps of the second week of gestation, revealing the biochemical signals that control human embryo development. This breakthrough provides a crucial reference for studying birth defects and pregnancy loss in humans.
A study from Cincinnati Children's Hospital Medical Center found that early antibiotic use disrupts the developing immune system of newborns, increasing risks of severe pneumonia and life-long health issues. Fecal transplants may offer a solution to mitigate these effects.
The study found that uterine transplantation is an effective method to remedy infertility, with a clinical pregnancy rate of 33% and cumulative live birth rate exceeding expectations. The procedure also showed positive health outcomes, including improved quality of life and low rates of anxiety and depression.
A study reveals that valproic acid induces cellular senescence in neuroepithelial cells, leading to developmental defects such as spina bifida, facial alterations, and Autism Spectrum Disorder. The researchers found that a specific molecule, p19Arf, is responsible for this effect.
A study reveals an epigenetic switch that restricts early embryo cells from differentiating into certain tissue lineages. The research identifies PRC2 as a key regulator of gene expression in embryonic development, allowing for better control of stem cell specialization and blastoid formation.
Women with a history of gestational hypertension or preeclampsia have a 2.4-fold increased risk of developing hypertension 10 years post-pregnancy. The study highlights the importance of screening for hypertension in this population and suggests that routine screening can help reduce maternal morbidity and mortality.
Research in western Amazonia found that at least 150 minutes of exercise per week correlated with lower birth weight and reduced risk of childhood obesity and diabetes. The study also showed that physical activity during pregnancy may help prevent excessive weight gain, contributing to a reduced birth weight.
A new European-African partnership aims to develop a safe, effective, and affordable vaccine against placental malaria. The €10 million ADVANCE-VAC4PM project will advance the clinical development of two promising vaccine candidates, PRIMVAC and PAMVAC, using a novel capside-Virus-Like Particle (cVLP) platform.
Researchers found that moderate coffee consumption during pregnancy does not increase the risk of miscarriage, stillbirth, or premature birth. The study used genetic analysis to mimic a randomized control trial and suggested pregnant women can safely enjoy coffee with limited risk.
Research finds prenatal exposure to BPA and DEHP may contribute to mood disorders later in life by altering brain chemistry. Adult offspring exposed to these chemicals displayed impaired fear responses and altered behavioral patterns, highlighting the importance of avoiding exposures during pregnancy.
A recent study published in mSystems found that high abundance of Lactobacillus crispatus is associated with a 40% lower risk of preterm birth, particularly in Black women. The study analyzed data from the Pregnancy, Infection, and Nutrition Study and stratified findings by race.
A study published in the American Political Science Review found that pregnancy significantly decreases women's political engagement, which persists even after having a child. In contrast, male partners' reduced engagement is largely recouped within four years of parenthood.