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Life Sciences

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.

447,757 articles | 2542 topics

Health and Medicine

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.

431,843 articles | 751 topics

Social Sciences

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.

260,756 articles | 745 topics

Physical Sciences

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.

257,913 articles | 1552 topics

Applied Sciences and Engineering

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.

225,386 articles | 998 topics

Scientific Community

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.

193,043 articles | 157 topics

Space Sciences

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.

29,662 articles | 175 topics

Research Methods

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.

21,889 articles | 139 topics

Mathematics

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.

3,023 articles | 113 topics

Will the insured sacrifice to help cover the uninsured? New study suggests yes

A new study by Michigan Medicine suggests that insured individuals are willing to make sacrifices to help cover the costs of the uninsured. When given the opportunity to discuss their concerns and priorities in a group setting, many participants chose to cover both adults and children, with 76% opting for some form of coverage. The res...

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Risk of stillbirth on weekends

A new study published in the Canadian Medical Association Journal found that infants born over the weekend had a slightly elevated risk of stillbirth and neonatal death compared to those born on weekdays. The researchers suggested that selective timing of low-risk elective deliveries may explain this difference.

SAMSUNG T9 Portable SSD 2TB

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Annals of Internal Medicine, tip sheet, November 18, 2003

A substantial proportion of U.S. doctors support national health insurance, with 49% backing government-led legislation and 40% opposing it. Mammography screening is found to be cost-effective for women aged 65-80 with no serious health conditions, reducing death at reasonable cost.

Among elderly, depression more prevalent in Hispanics and blacks

A recent study published in the American Journal of Public Health found that major depression was most prevalent among Hispanics, followed by African Americans and whites. The odds of depressive disorders were significantly higher among older Hispanics due to caregiving responsibilities.

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Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Graduation may be hazardous to your health

Half of high school graduates who don't attend college full-time become uninsured for some time after graduation, with many unable to access health care due to cost concerns. Young adults face significant barriers to obtaining insurance coverage through various means.

Uninsured cancer patients receive less care

Uninsured cancer patients receive far less health care, with higher out-of-pocket spending compared to privately insured patients. The study highlights disparities in healthcare coverage between Hispanic and non-Hispanic populations, with uninsured Hispanic patients facing significant barriers to care.

In Health Affairs interview, Breaux outlines plan to cover uninsured

Breaux proposes extending coverage to all Americans through a basic health insurance plan with premium subsidies for low-income families. He also hopes the Senate will debate competitive Medicare modernization proposals, citing increased chances of passage due to Sen. Bill Frist's elevation to majority leader.

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Occasional lack of health insurance results in less preventive care

A study of 7,300 people found that intermittent lack of insurance coverage resulted in lower use of clinical preventive services. This decrease was particularly pronounced for women who underwent fewer pap tests and mammograms, as well as men who received less prostate cancer screening.

Making individual health insurance market work

The article argues that guaranteed renewability pools risk and protects consumers from price increases without resorting to heavy regulation of the market or reduced consumer choice. It also prevents adverse selection by preventing those who know they are likely to get sick from buying more generous coverage.

Cost, availability of insurance and drugs top health care worries

A recent survey by Drew Blendon reveals that healthcare costs, inadequate insurance coverage, and the cost of drugs remain major health care concerns for Americans. Meanwhile, terrorism, homeland defense, and the economy are considered more pressing issues by voters.

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Whither the GP who can do everything?

Research reveals a decline in general practitioners' and family physicians' involvement in non-office settings, leading to a reduction in comprehensive care. Alternative models such as group practices and networks can help meet the need for primary care, but reliance on core physicians working in multiple settings remains a concern.

Low-wage workers won't spring for health benefits

A new study published in Health Services Research suggests that even significant reductions in premiums may not encourage low-wage workers to purchase health insurance. The researchers found that the wage level of employees plays a crucial role in determining whether companies offer health benefits.

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Targeting communities with high rates of uninsured children

A study by Peter J. Cunningham found that despite increased eligibility for public coverage, only half of low-income children are enrolled in programs like SCHIP and Medicaid. The gap is attributed to high costs, stigma associated with public programs, and lack of awareness among Hispanic families, which have lower take-up rates.

Myth challenged: uninsured adults not receiving needed care

A study of over 220,000 adults found that nearly two-thirds of long-term uninsured adults go without medical care due to cost, particularly those in poor or fair health. This poses a significant public health risk, as these individuals are more likely to experience complications and early death if they do not receive necessary medical ...

Many uninsured adults do not receive needed medical care

Uninsured adults are more likely to report poor health status, delay seeking medical care, and forgo necessary care due to cost. Long-term uninsured adults also experience increased risk of death, particularly when hospitalized or diagnosed with serious symptoms.

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Annals of Internal Medicine, tip sheet, June 20, 2000

A new study using a decision analysis model found that sildenafil was as cost-effective as kidney dialysis, cholesterol lowering medication or coronary artery bypass surgery. An editorial questions whether health insurance should cover treatment for erectile dysfunction when many Americans are not covered.

One in seven adolescents still doesn't have health insurance

A recent study found that approximately 4.2 million adolescents had no health insurance coverage in 1995, leaving them with significant obstacles to accessing adequate healthcare. The study suggests that a shift from private to public insurance has not led to an improvement in health insurance coverage for this age group.

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Most Who Lose Medicaid Have Trouble Finding Health Insurance

A study by Massachusetts General Hospital found that those who lost Medicaid coverage reported significant difficulties in accessing healthcare services, including delayed or foregone care due to cost concerns. Only a small percentage could afford insurance on their own, highlighting the need for more affordable options.