Articles tagged with United States Population
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.
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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.
A study comparing opioid-related deaths in cancer survivors to the general population found that opioid-associated deaths in cancer survivors have increased at a rate similar to that of the general population. The findings suggest that opioids may not be contributing to rising rates of overdose among cancer patients.
ORNL's LandScan USA high-resolution population distribution database is now publicly available, aiding in COVID-19 research. Researchers also demonstrated a 20-kilowatt bi-directional wireless charging system on a UPS truck, advancing electric vehicle charging and energy storage.
By 2050, the US is expected to face more frequent heat waves, droughts, and floods, posing greater risks to human health and ecosystems. Researchers used high-resolution climate models to calculate population exposure to extreme climate events, finding that over 47 million people are already exposed annually.
A recent study published in the American Journal of Orthopsychiatry has reported a high level of hazardous drinking and potential alcohol-use disorders among Pacific Islander young adults in the US. The study found that 56% of participants screened positive for hazardous drinking, with 49% experiencing active alcohol-use disorders, rat...
A new study published in the Journal of Business Venturing found that older business entrepreneurs can be just as successful as their younger counterparts. The study also showed that women's chances of success increase with age. Meanwhile, midlife is considered a challenging time to start a business due to child care and elder care obl...
Researchers found that the abundance of Lactobacillus iners was associated with clearance of high-risk HPV infections, while Gardnerella bacteria were linked to progression to precancer. Monitoring Gardnerella and microbial diversity could help identify women at risk for pre-cancer.
A comprehensive review of US social policies found that early life and education interventions can reduce smoking by 8%, while income support and health insurance programs show the most promise in improving population health. However, some studies showed no health impact, highlighting the need for careful policymaking.
An analysis of media reporting on celebrity suicides found a significant association with increased suicide rates in the general population. Reporting on the specific methods used was also linked to an increased risk of suicide by the same method.
A new study by the Harvard Pilgrim Health Care Institute examines the potential effects of proposed SNAP eligibility changes on health and healthcare affordability. Researchers found that families at risk of losing benefits face high rates of chronic illness, poor health status, and financial challenges.
A new study reveals energy development has negative impacts on sage-grouse reproduction, affecting their ability to nest and raise chicks. The study's findings emphasize the importance of preserving sagebrush habitats when positioning renewable and non-renewable energy projects to balance species conservation with energy demands.
A new genetic study reveals a complex US population structure, including fine-scale insights into recent history. The findings show diverse patterns among Hispanic/Latino and Asian American populations, shedding light on their ancestral origins and migration patterns.
Researchers analyzed 6,267 individuals to infer African group contributions to North-, South-American and Caribbean populations, finding enrichment of West-African ancestry in northern latitudes and South/East African ancestry in southern South-America.
A study of veteran endurance athletes aged 50-75 found that 20-25% had an enlarged aorta, challenging the concept that the aorta is a stable structure. The study's findings suggest that lifelong exercise may cause dilation of the aorta with attendant risks.
A new study reveals wide state-by-state variation in melanoma rates attributed to ultraviolet radiation, with highest rates found on the East and West Coasts. States like Hawaii, Utah, Vermont, and Minnesota have high UV-attributable incidence rates, likely due to outdoor activities and sun protection.
Two studies found that soft drink taxation and labeling laws led to a decrease in beverage purchases high in sugar, sodium and saturated fat. In Chile, front-of-packaging warning labels reduced consumption by 22.8mL per capita per day, while the UK Soft Drinks Industry Levy increased prices by 31% and resulted in significant reductions...
A new study found that cluster headaches can lead to significant disruptions in daily life, with people missing an average of 16 sick days and 63 disability days per year. The study also revealed sex differences in the impact of cluster headaches on work capacity, with women experiencing more frequent and longer-lasting symptoms than men.
A national study has found that male and female nurses are at a higher risk of suicide compared to the general population. The study, published in WORLDviews on Evidence-Based Nursing, highlights the need for suicide prevention programs specifically tailored for nurses.
Four late Pleistocene-early Holocene skulls from Tulum, Mexico, show high morphological diversity among early North Americans. The study found associations between ancient remains and modern populations from diverse regions, including Asia, Europe, and South America.
The analysis of four ancient skulls from Mexico suggests that early North Americans were more biologically diverse than previously believed, with affinities to various populations including Arctic, European, Asian, and Native American groups. This new finding challenges the previous narrative about the settlement of the Americas.
A two-year study examined the effect of walnut consumption on cognitive function in nearly 640 free-living elders. While healthy adults showed little change, those who had smoked more and had lower baseline scores benefited from walnut intake.
Research shows that widespread screening for islet autoantibodies significantly reduces the occurrence of life-threatening DKA among children with pre-symptomatic T1D. The study screened 90,632 children in Bavaria, Germany and found a lower prevalence of DKA compared to unscreened children.
An international team sequenced the genomes of 78 individuals from five indigenous groups in Mexico to understand the demographic history and genetic variation of pre-Hispanic populations. They identified 120,735 single nucleotide variants and found that certain genes were associated with adaptation to physical endurance and other traits.
A new study predicts 13 million US residents will be forced to relocate due to rising sea levels by 2100. Cities like Atlanta, Houston and Denver are expected to experience significant population growth, with effects on jobs, housing prices and infrastructure.
A new study found that critical care outcomes in intensive care units (ICUs) improved steadily at hospitals with few minority patients, but not those with more diverse patient populations. The gap is most apparent for critically ill African-American patients.
A collaborative campaign is launching in El Paso to ensure historically undercounted populations are included in the 2020 census. Community health workers and local organizations will drive outreach efforts to educate and communicate the importance of census participation.
The study reveals that ancient Tupí took a direct route from the Amazon to the Atlantic Coast, giving rise to coastal Tupí and Guaraní populations. Genomic data from present-day individuals also supports the hypothesis that Native Americans left the Amazon to search for new land to cultivate.
The gigantic spiral galaxy UGC 2885 is 2.5 times wider than the Milky Way and contains 10 times as many stars, with modest ongoing star birth at half the rate of our galaxy.
A new study published in PLOS Medicine found that California's elimination of non-medical vaccine exemptions led to a significant increase in MMR vaccination coverage, with non-medical exemptions decreasing by 2.4% and medical exemptions increasing by 0.4%. The policy change was associated with a 3.3% increase in MMR coverage across th...
Researchers analyzed data from a large US health insurance plan to compare risks of repeat surgeries after gastric bypass and sleeve procedures. Sleeve gastrectomy was associated with lower overall risk of subsequent operative and nonoperative interventions up to four years post-surgery, the study suggests.
A recent study published in PLOS Medicine estimates that approximately $50.4 billion of the annual healthcare cost of cardiometabolic disease in the US population is associated with suboptimal diet. The highest costs are linked to low consumption of foods like nuts, seeds, and seafood-derived omega-3 fats.
Post-menopausal killer whale grandmothers improve the chances of survival for their grand-calves, allowing them to focus time and resources on the latest generation. The study found that these grandmothers played a particularly important role in times of food scarcity, where salmon was scarce.
A study on killer whales found that grandmothers play a crucial role in improving the survival of their grandoffspring. The research suggests that postreproductive females can better provide care due to not having reproductive pressures, potentially contributing to the long lifespan of killer whales.
An analysis found that rural subsidized enrollees pay less in premiums than urban counterparts after the Trump Administration's 2017 cut of Cost Sharing Reduction payments. Silver loading and switching have led to more affordable insurance for some consumers, but also encourage enrollment in bronze plans with less financial protection.
Research reveals that gentoo penguins adapted to a diet of fish and squid, while chinstrap penguins continued to eat krill exclusively, making them more susceptible to climate change impacts. Human activities since the 1930s have led to significant declines in chinstrap penguin populations.
Intergenerational occupational mobility in the US has declined since 1850, with relative decline in status of many occupations. Only a few high-status occupations retained stable percentile ranks, while recent generations face reduced upward mobility.
A recent study found significantly lower rates of death from any cause and all cancers combined in Adventist populations, with even lower rates among Black Adventists. The findings suggest that health benefits may be available to all Americans who choose similar diets, such as plant-based eating and regular physical activity.
A new study by Boston University School of Medicine found that deaths due to guns have increased since 2014, with years of life lost rising due to gun violence affecting younger people more, especially men and non-Hispanic black populations.
Research reveals that communities experiencing demographic change moved towards pro-immigration Democratic candidate Hillary Clinton, contradicting conventional wisdom. The study used a novel approach analyzing voting precincts instead of large geographic areas.
A peer-reviewed commentary warns of widening HIV infection disparities among Hispanics/Latinos, with the highest increase seen in gay and bisexual men aged 25-34. The article advocates for targeted investment in stigma reduction, treatment accessibility, behavioral interventions, and community leadership engagement to address the crisis.
A study published in Pediatric Allergy and Immunology found that 17% of children with food allergies are also allergic to sesame. The researchers developed a mathematical model to predict sesame allergy in children with food allergies, which could help clinicians identify this common allergy.
A new study found that calorie labeling in a fast-food restaurant franchise resulted in an initial small decrease of 60 calories per transaction, equivalent to a 4% reduction. This effect was short-lived, with calorie purchases increasing over time.
Kaiser Permanente research identifies a national trend of increasing deaths due to heart failure among US seniors, with over 647,000 people dying from heart disease in 2017. The study highlights the importance of addressing heart health in older adults as the population continues to age and grow.
A study found that Trump's immigration statements made Latino immigrants feel unsafe and anxious, leading to delayed healthcare access. The survey of 452 undocumented immigrants revealed a significant impact on their perceptions of safety and emergency care.
A new report outlines social determinants' critical role in population health, highlighting systemic inequalities that cut across multiple factors. The report recommends policy actions to address socioeconomic disparities in cancer incidence, including addressing income inequality and supporting targeted provisions.
A recent lupus study reveals significant epigenetic differences between black women and other populations, impacting disease progression and severity. Researchers found that increased risk of lupus can be linked to epigenetic changes, which could lead to new treatments and better understanding of the disease.
A new study reveals high levels of genetic diversity in US Deformed Wing Virus (DWV), a leading cause of honey bee colony losses. The diverse lineages of this virus equally harm bees and complicate the development of antiviral treatments, which could be used to create a vaccine.
A study found high rates of 'cold-loving' fungus infection in frogs from the Peruvian Amazon, a region previously thought to be free from disease. The discovery suggests that important reservoirs of infection may exist beyond areas with high mortality rates, threatening global frog populations.
Research suggests that elite athletes, particularly football linemen in the US, have a higher risk of cardiovascular problems due to rapid weight gain during early training. Aerobic training can help offset this risk, according to a new study published in JAMA Cardiology.
A survey of 1,718 individuals from 69 countries found Hispanic and Latinx people willing to participate in genomics research studies, but with notable differences when segmented by country of birth and residence. Researchers emphasize the need for diversity in genetics research, including community-oriented approaches and cultural rele...
A new study reveals that rural areas in the US are aging faster than cities, leading to greater climate change vulnerability. The research projects a divide in population age structure across the country, with thinly-populated counties in the Midwest and Rocky Mountains facing the most drastic aging.
The Harvard Pilgrim Health Care Institute will lead the FDA Sentinel System, a national program monitoring drug safety using electronic health data. The institute's 10-year experience in developing and operating the system will be expanded with the addition of a new Sentinel Innovation Center.
Researchers estimate 19.6 million people have hypothyroidism, with individuals diagnosed more likely to develop sleep apnea. They also found patients undergoing hormone replacement therapy at the time were 2.51 times more likely to have a sleep apnea diagnosis.
A new study found that partial replacement, or hemiarthroplasty, is a viable alternative to total hip arthroplasty for treating displaced femoral neck fractures in patients over age 50. The study reported similar rates of outcome measures between the two techniques, with no significant difference in the incidence of secondary procedures.
A new study found that racial/ethnic mortality rate disparities have been widening since 2009, especially among infants and children. The study's findings suggest that addressing the root causes of these disparities is crucial to regaining lost ground and achieving health equity.
A recent UCSF study revealed that unauthorized immigrant recipients of liver transplants in the US have similar three-year survival rates as US citizens. Despite this, disparities in access to life-saving organs vary widely by state due to policies and provider attitudes.
A study published in the American Journal of Roentgenology found that diagnostic radiologists with lifetime ABR certificates were significantly less likely to participate in Maintenance of Certification (MOC) programs. Participation rates were only 13.9% among those with lifetime certificates, compared to nearly universal participation...
Tropical Storm Kiko's circular area of strong storms was observed by NASA-NOAA's Suomi NPP satellite on Sept. 17, showing bands of thunderstorms over the northern and western quadrants. The storm is moving west-southwest at 6 mph with maximum sustained winds near 60 mph.
A study in Wisconsin adults found a positive correlation between childhood experiences of belonging, protection, and self-expression with reduced rates of depression and improved mental health. The research suggests that these early life experiences can have lasting effects on mental and relational well-being.
A study by Texas State University researchers found that horticultural community service programs significantly reduced recidivism rates. The research suggests that participation in these programs can provide a sense of purpose and meaning, leading to a successful transition back into society.
Despite an increase in medical school applicants from diverse backgrounds, racial/ethnic representation remains underrepresented among US medical students. The study analyzed data from 2002 to 2017 and found that absolute numbers and proportions of minority students have ticked up over time but haven't kept pace with the U.S. population.