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.
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.
A new study by the University of Exeter and the University of East Anglia demonstrates that Common Carp would evolve resistance to KHV, rendering it ineffective. The research highlights the need for alternative control methods to mitigate ecological damage caused by invasive carp.
A new international study has identified how much traction some prominent COVID-19 conspiracy theories have within populations in the UK, US, Ireland, Mexico, and Spain. The research found that a small increase in perceived reliability of conspiracies equates to a larger drop in intention to get vaccinated.
A special issue of Population Health Management explores data-driven approaches to combatting COVID-19. The journal highlights the need for population health tools to successfully tackle emerging health crises, with expert insights from major companies and organizations.
Researchers found that long-term exposure to urban air pollution, particularly nitrogen dioxide, enhances susceptibility to severe COVID-19 death outcomes. NO2 levels were associated with increased case-fatality and mortality rates.
A new study suggests that shifting American diets to increase vegetable and nut intake while decreasing red meat and added sugar consumption could reduce environmental degradation by 28-38%. This approach would also improve health outcomes, making it a win-win for the environment and human health.
A recent study led by ASU researcher Chris Wharton found that a values-based intervention can reduce household food waste by an average of 28%. The intervention used clear plastic bins to track food waste and highlighted the impact of cost, health, and environmental concerns. Participants reported that watching their waste build up pro...
Researchers found that Asian and Hispanic populations contribute to local food culture, with restaurant availability linked to education levels of the white majority population. The study tested three models of assimilation and primarily found evidence for relational assimilation.
A study using GIS found that public transportation burden disproportionately affects minority communities, increasing travel time by nearly double for those without access to a vehicle. This can lead to increased risk of emergent surgical interventions.
The Chicago Center for HIV Elimination has been awarded $5 million to implement a COVID-19 testing project targeting low-income Latinx individuals and those with criminal justice backgrounds. The project will use an evidence-based Social Network Testing Strategy to increase testing rates among these populations.
A large-scale study of over half a million people in India reveals that only 8% of infected individuals account for 60% of new COVID-19 cases. Children and young adults play a crucial role in transmitting the virus, especially within households.
Cases and deaths among younger cohorts are more prevalent in India than in high-income countries. The study found that cases and deaths were concentrated in children ages 0-14 years, adults older than 65 years, and had higher comorbidity rates than US cases.
A $5 million NIH grant will help identify disease hotspots and testing deserts in vulnerable populations in Texas, aiming to increase COVID-19 testing. Researchers will develop and evaluate intervention strategies to address these disparities, focusing on three racially diverse areas with high infection rates.
Researchers found a significant decline in cardiovascular disease prevalence among high-income individuals in the US from 1999 to 2016. The study also revealed disparities in cardiovascular disease burden by income level within the US population.
A nationwide US study of dialysis patients reveals fewer than 10% had COVID-19 antibodies by July 2020 and fewer than 10% were diagnosed. The study highlights the need for targeted public health efforts to prioritize minority communities and densely populated areas.
Researchers are testing a digital therapeutic device that uses music and sensors to help individuals recover from stroke-induced mobility loss. The study aims to improve walking speed and community ambulation in participants, offering new hope for those affected by stroke.
A recent study by Syracuse University researchers found that rural COVID-19 mortality rates are significantly higher in counties with larger shares of Black and Hispanic residents. These disparities are not limited to urban areas, but also affect rural communities, where racial and ethnic minorities face significant health challenges.
The HRSA Special Collection examines key challenges faced by populations served by the Health Resources and Administration, including maternal depression, newborn screening, and regional disparities in Black infant mortality. Research findings highlight the need for targeted interventions to address these issues.
A recent analysis of tagged monarch butterflies' migration from the US to Mexico found no decline in migration success and contradicts the theory that increased mortality during migration is driving population decline. The study highlights the importance of creating new habitat for milkweed, a crucial plant for monarchs' survival.
Research reveals differing preferences for suffixes and prefixes across languages, including African Bantu language Kîîtharaka. English speakers favor suffixes, while Kîîtharaka speakers prefer prefixes.
A new study published in Frontiers in Ecology and Evolution has found that native desert bighorn sheep populations in landscapes with minimal human disturbance are less likely to be vulnerable to climate change. The researchers analyzed genetic data from over 1,600 individuals across 62 populations in the American Southwest.
Research from Queen Mary University of London finds that childhood and adolescent obesity is projected to contribute up to 14 per cent of overall risk of Multiple Sclerosis in 2035. High body mass index (BMI) is also associated with an increased risk, particularly in the USA and Australia.
Researchers found a statistically significant relationship between morbid obesity and COVID-19 cases and deaths in the US. Morbid obesity rates are positively correlated with COVID-19 death rates, explaining 9% of the variation.
A recent ASU climate study forecasts a substantial rise in human exposure to extreme temperatures in the US during the 21st century. By the end of the century, the annual heat exposure is expected to increase nearly 30-fold, with major metropolitan regions like New York and Los Angeles facing significant changes.
A new analysis of COVID-19 hospitalizations in the US reveals significant disparities among racial and ethnic groups. Researchers found that Black, Hispanic, American Indian, and Alaskan Native populations are more likely to be hospitalized due to COVID-19 than whites.
In a Phase 3 study, ensartinib demonstrated statistically significant longer progression-free survival compared to crizotinib in ALK+ NSCLC patients. The study found that ensartinib significantly prolonged overall response rate and time-to-treatment-failure rate in brain metastases
Lehigh University researchers study factors that promote resilience and protect against stress in vulnerable communities. By understanding the role of personal capital, they aim to develop insights for improving reproductive health outcomes and promoting health equity.
The Journalists in Aging Fellows Program aims to educate journalists about aging issues and disseminate information on scientific findings, policy debates, and innovations. The new cohort will participate in online educational sessions and deliver two projects based on current aging research.
Researchers analyzed mask-wearing and face-touching behavior in public areas before and during the COVID-19 pandemic, revealing changes in global populations. The study found that people were more likely to touch their faces when wearing masks or in crowded spaces.
A new study published in JAMA estimates associations between statewide school closures and changes in daily COVID-19 incidence and mortality. The analysis suggests that timely school closures in March may have contributed to reduced cases and deaths in the following weeks, accounting for other public health interventions.
Researchers analyzed county-level factors to understand SARS-CoV-2 reproduction numbers in the US. The study found that social distancing measures, population density, temperature, and other factors contributed to variations in reproduction numbers.
A global survey of 371 coral reefs found that reef sharks are virtually absent from many ecosystems due to overfishing and destructive fishing practices. However, countries with strong governance and conservation efforts, such as Australia and the Bahamas, show promising results.
A global study found sharks are functionally extinct on nearly one in five of the world's reefs. The survey, published in Nature, covered 371 reefs across 58 countries and revealed that sharks were rarely seen on close to 20% of those reefs.
The NIH's RADx initiative aims to increase daily COVID-19 testing capacity to 6 million by December 2020. The program focuses on expanding low-complexity point-of-care molecular diagnostics with rapid results for underserved populations.
The study found an estimated 187,802 Hoosiers infected with COVID-19 and 1.7% of participants tested positive for the novel coronavirus. Social distancing efforts were shown to minimize transmission, with asymptomatic individuals contributing significantly to infection rates.
Research reveals that both too little and too much sleep can lead to increased mortality rates, with the effect being more pronounced in people with type 2 diabetes. Sleep duration is linked to various cause-specific mortality rates, including cancer, cardiovascular disease, and stroke.
A long-term study of Mexican Americans found a significant decline in recurrent strokes, with rates dropping by 64.7% between 2000 and 2013, compared to a 37.4% decrease among non-Hispanic whites.
The world population is projected to peak at 9.7 billion in 2064 and decline to 8.8 billion by 2100 due to low fertility rates. Liberal immigration policies are necessary to maintain population size and economic growth, with the US workforce forecasted to be sustained through large net immigration.
Life expectancy in the US varies significantly across census tracts, with socioeconomic and demographic factors playing a major role. The study identified strong associations between age, income, and race/ethnicity with life expectancy at local levels.
Racial disparities in COVID-19 cases and deaths are clear, with African Americans disproportionately impacted by infection rates and death. The investigation calls for more complete surveillance data and targeted strategies to engage trusted community leaders and improve safer working and living conditions.
A genetic study spanning seven countries has identified distinct population clusters of the American Crocodile, with regional differences found in Northern, Central, and Southern America. The findings highlight the importance of habitat conservation and management strategies tailored to each population's unique needs.
Scientists have found conclusive evidence of contact between ancient Polynesians and Native Americans from Colombia using genetic analysis. The research traced common genetic signatures of DNA back hundreds of years, resolving a long-standing debate about the two groups' interaction.
A new analysis found COVID-19 cases among prisoners are 5.5 times higher and death rate 3 times higher than the general population. The study analyzed 42,107 cases and 510 deaths in prisons from March to June 2020.
A study by Rutgers University researchers suggests that the Asian longhorned tick in the US originated from at least three self-cloning females from northeastern Asia. The tick species has been linked to serious illnesses in other countries, but its impact on human health in the US remains unclear.
A Rutgers study found that Medicare beneficiaries' self-reported data is more accurate than administrative data sources in tracking minority populations. In 19 states, Hispanic beneficiaries were misclassified at a rate of 20%, while American and Alaskan Native beneficiaries were misclassified in over 80% of states.
A UC Riverside study finds that mobile health clinics can reduce access barriers and improve health outcomes for vulnerable populations like Latino farmworkers. The research suggests that mobile clinics offer culturally and linguistically appropriate care, minimizing structural barriers to care.
A new survey found that 53% of Americans know some or a lot about burn injuries and treatment, but many are unaware of common risks like applying ice to burns. The survey highlights the importance of being aware of fire-related hazards during summer activities like grilling and using fireworks.
Researchers have expanded the lion species' family tree through genetic analysis, revealing two main branches and shedding light on subspecies relationships. The study suggests that cave lions diverged from modern lions around 500,000 years ago, with some populations showing minimal interbreeding.
A recent study published in the Disability and Health Journal found that individuals with IDD living in residential group homes are at a higher risk of severe COVID-19 outcomes, including case rates, case-fatality rate, and mortality rate. The study examined data from New York State and found significant disparities in these outcomes c...
A Columbia University study found that crowded homes and poor neighborhoods increase the risk of COVID-19 infection. Women living in high-density households were three times more likely to contract the virus.
A study found that individuals with bipolar disorder who switched to high-deductible health plans experienced a moderate decrease in nonpsychiatrist mental health outpatient visits. However, rates of psychiatrist visits, medication use, emergency department visits, and hospitalizations remained unchanged.
A new study simulates the spread of COVID-19 in a densely populated refugee settlement in Bangladesh, predicting over 420,000 infected people and 2,800 deaths in one year. The researchers emphasize the need for innovative responses and intervention to quell the spread and treat the infected population.
A Rutgers-led study in Colombia used primary population data to assess surgical needs and identify gaps in care. The study found high out-of-pocket expenses leading to poverty and limited access to surgical services, highlighting the need for improved healthcare policies worldwide.
Researchers analyzed the genetic variability of immunity in response to COVID-19, identifying key HLA molecules that contribute to individual susceptibility. The study found significant differences in HLA variant frequencies across populations, suggesting past adaptations to different pathogenic pressures.
A new study using ancient DNA found at least three population dispersals that brought people to the Caribbean, challenging traditional views of the region's early settlement. The researchers also discovered biological and cultural diversity among the early settlers.
A new study using ancient DNA found evidence of at least three population dispersals that brought people to the Caribbean, with genetic differences between early settlers and newcomers from South America. The research suggests that the islands were settled and resettled several times from different parts of the American mainland.
A Penn State research team examined the effects of differential privacy on mortality rates in 2010, revealing dramatic changes in population counts for racial and ethnic minorities. The findings highlight concerns about data accuracy, funding allocations, and understated health risks in some areas.
Type 2 diabetes affects American Indians and Alaska Natives at three times the rate of white Americans, linked to higher cardiovascular disease rates. Obesity is prevalent, with 30-40% of American Indians having obesity, which increases risk factors for heart disease.
New study reveals deep connection between Upper Paleolithic Siberians and First Americans, dating back to the Upper Paleolithic period. The discovery sheds light on future studies about Native American population history and suggests that the ancestry of Native Americans was more widely distributed than previously assumed.
A new study suggests that corn was not grown in Cahokia until between A.D. 900 and 1000, a relatively late date corresponding to the start of the city's rapid expansion. The researchers analyzed charred corn kernels and carbon isotopes in human teeth and bones, revealing a sudden increase in corn consumption around this time.
A team of researchers identified a previously unknown genetic variant in the FBN1 gene that is strongly associated with lower height in Peruvians and Native Americans. The variant, E1297G, was found exclusively in individuals of Native American ancestry and showed an average effect of 2.2 centimeters reduction in height.