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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

Online support for people with depression

A cross-sectional survey of over 2000 users of Internet depression communities found that major depression was most common in the UK and Sweden, with significant numbers not receiving treatment. The study also showed that online communities can reduce feelings of isolation and lead to seeking professional help.

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Vitamins help treat depression

Researchers found a positive association between high vitamin B12 levels and effective treatment of major depressive disorder. Patients with higher vitamin B12 concentrations responded better to treatment, even when other factors were controlled for.

Sleep apnea, depression linked in Stanford study

A Stanford study found that 18% of Europeans with depressive disorder also had a breathing-related sleep disorder, which can increase the risk of feeling sleepy and irritable. The study suggests that treating sleep apnea may help control depression in patients.

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.

Depression, trauma stress linked to physical complaints

A study of 73 patients with traumatic injuries found that those with depression and PTSD reported higher levels of physical distress. Women were more likely than men to experience such symptoms, highlighting the importance of early mental health screening and intervention.

Mild depression breeds prolonged inflammation in caregivers

A study by Ohio State University researchers found that even mild depression in caregivers can lead to increased inflammation, which is associated with various age-related illnesses. Chronic inflammation has been linked to declines in physical function and an increased risk of mortality.

Duke study links forgiveness to less back pain, depression

A new Duke study finds that forgiveness, through loving-kindness meditation, reduces back pain and depression in patients with persistent low back pain. The study suggests a strong relationship between forgiveness and pain, including measures of adjustment.

Research breakthrough in understanding treatment resistant depression

A pioneering study using brain imaging has yielded new insights into treatment-resistant depression, revealing differences in brain activity between healthy individuals and those suffering from the condition. The research also highlights the potential for developing a new generation of antidepressants with unprecedented efficacy.

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Post-stroke treatment with antidepressants appears to reduce death rate

The study found that nearly 68% of patients who received antidepressant treatment were alive after nine years, compared to about 36% of those who received placebo. The researchers believe antidepressants may provide protective effects by improving recovery and reducing mortality in stroke patients.

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Study: Stereotypes prevail in media coverage of depression

Research shows a shift toward 'medicalization' of deviation from women's traditional roles, while men's depressive illness is increasingly described in terms connoting work and aggression. The study highlights the importance of accurate media representation in influencing patient-doctor communication about mental health concerns.

Depression doubles risk of death after bypass surgery

Researchers at Duke University Medical Center found that depression is a strong independent risk factor for death in patients undergoing coronary artery bypass surgery. Depression was associated with a doubling of the risk of death during the follow-up period, regardless of other factors.

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Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Hostility, depression may boost heart disease protein level

Researchers found a strong association between increased hostility and depressive symptoms and elevated IL-6 levels in healthy men. These findings suggest that psychological factors may contribute to the development of heart disease through inflammation. Further studies are underway to investigate this relationship in women.

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Study suggests interplay of gene, stress can predict depression

Researchers found that a specific gene variant interacts with stressful events to predict depression risk, with individuals carrying a short allele more vulnerable to depression after stress. The study's findings suggest new potential treatments and diagnostic techniques for millions of people worldwide affected by depression.

Gene more than doubles risk of depression following life stresses

A gene variant appears to increase the risk of depression following stressful life events, according to a new study. People with the short version of the serotonin transporter gene were more likely to develop depression if they experienced multiple stressful life events.

A sex-specific gene for depression

A study published in Molecular Psychiatry has identified a sex-specific gene variant associated with an increased risk of developing severe depression in women. Over 80% of women who inherited the CREB1 variant developed depressive disorders, highlighting the importance of considering sex-specific factors in depression research.

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Medication and psychotherapy treat depression

A new study finds that pairing medication with intensive outreach and encouragement significantly reduces depressive symptoms and improves daily functioning among low-income, minority women. The treatment approach was most effective for this population compared to traditional care.

Standard depression treatments found effective for low-income minority women

Researchers found that medication and cognitive behavioral psychotherapy (CBT) treatments significantly alleviated symptoms of depression in young Latinas and African-American women. The study, funded by the National Institute of Mental Health, confirmed that standard treatments can be effective for low-income minority women.

Standard depression treatments found effective for low-income minority women

Researchers at UCLA Neuropsychiatric Institute and Georgetown University Medical Center found medication and cognitive behavioral therapy effective in treating depression among low-income minority women. Sixty percent of participants were at or below federal poverty guidelines, with many experiencing abuse and domestic violence.

UCLA-led study challenges bipolar depression treatment guidelines

A UCLA-led study found that individuals with bipolar depression who continued taking antidepressants in conjunction with mood stabilizer medication after remission had a lower risk of depression relapse. The study's lead author, Dr. Lori Altshuler, suggests guidelines similar to those for unipolar depression may be more effective.

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Millions of Americans suffer from major depression

A recent study by Harvard Medical School found that millions of Americans suffer from major depressive episodes (MDE), with the majority being severe cases. The researchers measured the severity and duration of depression in over 9,000 Americans and found that only one in five received adequate treatment for their condition.

Treatment for depression in heart attack patients fails to improve survival

A new study published in the Journal of the American Medical Association found that treating depression and social isolation in heart attack patients does not improve survival rates, but significantly improves quality of life. The ENRICHD trial followed 2,481 heart attack patients with depression or low social support for 29 months.

Remembering the good times, putting the bad times in perspective

A study by W. Richard Walker and colleagues found two causes for positively biased recollection of the past: pleasant events outnumber negative ones and memory treats pleasant emotions differently from unpleasant ones. This fading affect bias allows people to cope with tragedies, celebrate joyful moments, and look forward to tomorrow.

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Some success seen with depression treatment by phone

Patients with acute depression who received phone-based disease management were six times more likely to reduce their symptoms to a low level compared to those receiving standard care. The program also led to primary care doctors using nationally approved guidelines in treating their patients.

Social stress related to depression in arthritic patients

Researchers found a significant link between depression and social stress in arthritis patients, contradicting previous theories that only chronic pain contributes to depression. The study suggests that addressing social difficulties and independent stresses is crucial for effective depression treatments for rheumatoid arthritis patients.

Spiritual well-being could lessen despair in terminally ill people

A new study found that spiritual well-being can significantly impact the mental health of terminally ill cancer patients. Patients with high spiritual well-being were less likely to experience strong feelings of hopelessness and suicidal thoughts. The research highlights the importance of addressing spiritual needs in palliative care.

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Depression may worsen high blood pressure

Researchers linked poorly controlled hypertension with a higher risk of depression in patients. The study highlights the importance of treating depression to prevent poor blood pressure control and related health risks.

Fall, winter affect investment decisions, say researchers

Researchers found people affected by seasonal depression are more risk-averse when days are shorter in the fall but more willing to take risks as daylight lengthens in winter. This seasonal stock market fluctuation has a negative effect on autumn markets and a positive one during winter.

Depression during treatment may make it harder for women to quit smoking

Women who struggled with depression during smoking cessation treatment were more likely to relapse, drop out of treatment, and experience increased depressive symptoms. Research suggests that addressing depression through targeted treatment approaches can help improve smoking cessation outcomes for these women.

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Patients with schizophrenia benefit from switching to Seroquel

A study found that patients with schizophrenia experienced improved symptom management and reduced side effects when switching to Seroquel, including significant reductions in Positive and Negative Syndrome Scale scores and Clinical Global Impression Severity of Illness ratings.

Treatment for minor depression

Researchers are investigating the effectiveness of St. John's wort and citalopram in treating minor depression, a common disorder that can impair daily life and increase the risk of major depression. The study aims to provide evidence-based treatment recommendations for primary care clinicians.

PET predicts response to Paxil in study

Researchers used PET scans to predict treatment response in OCD and depression patients, finding distinct brain activity patterns associated with improvement. The study demonstrates the potential of functional brain imaging to tailor psychiatric care, with implications for accelerating treatment discovery.

Identifying depression in preschoolers

Researchers found that preschoolers with depression exhibit symptoms similar to those in older children and adults, including anhedonia, sadness, and low energy. The study also highlighted the importance of identifying and treating depression in young children to prevent impairment of normal development.

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Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Justification for use of electroconvulsive therapy to treat depression

A comprehensive review of 73 randomized trials on electroconvulsive therapy (ECT) for depressive illness reveals significant efficacy improvements over sham ECT, pharmacotherapy, and unipolar ECT. The study underscores the importance of ECT as a treatment option for managing severe depression.

Many depressed patients have low satisfaction with care

A study of 274 depressed patients found relatively low satisfaction with their care, particularly in treatment choices and follow-up care. The researchers also discovered that only a third of the patients received educational recommendations or materials to aid in managing depression.

People with major depression may have higher suicide risk -- study

A study by Maria A. Oquendo and colleagues found that people with comorbid posttraumatic stress disorder (PTSD) and major depression have a higher risk of suicidal behavior. The research highlights the importance of assessing depressed patients for PTSD to determine accurate risk for suicide.

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Depression related to poor health after bypass surgery

Researchers found depression before surgery significantly increased hospitalization for cardiac reasons six months post-operative, with patients experiencing prolonged surgical pain and failure to return to normal activities. Depression also persisted post-surgery, often unrecognized and untreated.

Teen drug use associated with psychiatric disorders later in life

A 22-year study tracked the health histories of 736 youths from childhood into early adulthood, finding that moderate to heavy tobacco, alcohol, or marijuana use during adolescence was associated with an increased risk of depression and psychiatric disorders in young adulthood. The study suggests a complex relationship between drug abu...

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Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.