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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

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Stress early in life can increase the risk of overweight in adulthood

A new registry study from Aarhus University found that severe stress during pregnancy can lead to increased risk of overweight and obesity in adulthood. The study, based on data from 119,908 young men, suggests that mothers who experienced bereavement had a significant impact on their sons' BMI, with those who lost their husbands havin...

Understanding the unique nature of children's bodies and brains

Two studies found that adolescents' brains respond to glucose with increased blood flow in reward-motivation regions, unlike adults. Additionally, obese children as young as six years old develop larger and more dysfunctional fat cells, leading to inflammation and insulin resistance.

Parent and child must get enough sleep to protect against child obesity

A new study from the University of Illinois suggests that parental and child sleep are closely linked to decreased child obesity. The study found that adequate sleep is the only significant protective factor against childhood obesity, and that a parent's sleep can affect their child's likelihood of being overweight or obese.

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

Chronic insufficient sleep increases obesity, overall body fat in children

A comprehensive study found that children who consistently received less than the recommended hours of sleep during infancy and early childhood had increases in both obesity and adiposity at age 7. Lower sleep scores were associated with higher levels of all body measurements reflecting obesity and adiposity, including abdominal fat.

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Long-term childhood poverty contributes to young adult obesity rates

A new study from the University of Houston finds that childhood poverty contributes to higher obesity rates among young adult women, with repeated exposure during childhood increasing their risk. The study also highlights the importance of helping families escape poverty in improving their long-term health status.

Childhood obesity trends -- not time to celebrate, yet

Recent studies published in Childhood Obesity reveal that US childhood obesity rates have not declined as reported by the media, instead showing a concerning trend. A larger cohort of obese 5-year-olds from several years ago is now entering the age of risk for serious metabolic complications.

Supermarket access key ingredient in obesity programs

A study found that children in an obesity intervention who lived closer to a supermarket ate more fruits and vegetables. The distance from a supermarket affected the success of the interventions, with those living farther away experiencing larger increases in body mass index.

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Parental obesity and autism risk in the child

A recent study found that paternal obesity may be a greater risk factor for autism spectrum disorder in children than maternal obesity. The research analyzed data from over 90,000 Norwegian children and found a doubled risk of developing autism if the father was obese compared to a normal-weight father.

Severe obesity on the rise among children in the US

A new study found all classes of obesity in US children have increased over the last 14 years, with more severe forms of obesity rising significantly. The study analyzed data from 26,690 children ages 2-19 and found 17.3% were obese in 2011-2012.

Parental obesity and autism risk in the child

A new study from the Norwegian Institute of Public Health found a doubled risk of developing autism and Asperger's syndrome if a father is obese compared to a normal-weight father. The researchers also found that maternal obesity had little association with the development of autism in children.

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Study finds link between child's obesity and cognitive function

A new study by University of Illinois researchers finds that obese children are slower to recognize and correct errors, affecting brain activity. Healthy-weight children outperform their obese peers in this critical cognitive task, highlighting the physiological differences between weight status and brain function.

Simple blood test may predict if a child will become obese

Researchers have developed a simple blood test that can predict if a child will become obese based on epigenetic switches in the PGC1a gene. The study found that a rise in DNA methylation levels at age 5 was associated with up to 12% more body fat at age 14, regardless of physical activity or puberty timing.

Blood test may help predict whether a child will become obese

Researchers have developed a blood test that can predict obesity levels in children based on epigenetic switches in the PGC1a gene. The test, conducted on 40 children aged 5, showed a 10% rise in DNA methylation levels was associated with up to 12% more body fat at 14 years.

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Ottawa researcher receives international award for obesity research

Dr. Jean-Philippe Chaput, an Ottawa researcher, has won the International Journal of Obesity (IJO) New Faculty Award for Population Science and Public Health Research. He was recognized for his exceptional research in population health based on innovation and quality of science.

Shorter sleepers are over-eaters

A new study by University College London researchers found that 16-month-old children sleeping less than 10 hours a day consumed an average of 105kcal more per day than those sleeping over 13 hours, contributing to weight gain in early childhood.

One-third of kids with obesity 'metabolically healthy,' study shows

A study of 181 children with obesity aged eight to 17 years old found that up to a third could be classified as 'metabolically healthy,' meaning they're not at risk of developing insulin resistance or other obesity-related diseases. Lifestyle behaviors such as physical activity and diet played a crucial role in their health status.

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Ruling with an iron fist could make your child pack on pounds

Researchers found that children of authoritarian parents had a higher chance of being obese, with kids aged 2-5 having a 30% higher risk and those aged 6-11 having a 37% higher risk. A balanced parenting style, characterized by affection and limits, was associated with lower obesity rates.

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Child obesity: Cues and don'ts

Researchers found that a single session of attention modification training decreased overeating in obese children by training their brains to ignore food cues. The study used implicit training methods to distract the children's attention away from food words.

Children living close to fast food outlets more likely to be overweight

New research found that older children are more likely to be overweight when living in close proximity to a high density of unhealthy eating outlets. The study, which analyzed data from over 1 million children, suggests that planning policies can help tackle childhood obesity by reducing the availability of unhealthy food options.

Study highlights long-term effects of childhood obesity on late-life health

A recent study published in Gerontology highlights the long-term effects of childhood obesity on late-life health, finding that obese children may be more predisposed to complications independent of adult obesity. Early exposure to obesity can alter metabolism during a critical developmental time frame, leading to increased risk of met...

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Manga comics may help promote fruit consumption among youth

A recent study found that exposure to Manga comics promoting fruit intake significantly improved healthy snack selection among minority students. The intervention resulted in a 26% increase in children choosing healthy snacks compared to those without the comic exposure.

Could your relationship with your mom increase your child's chances of obesity?

A study by the University of Illinois found that parents with an insecure attachment style are more likely to respond to their child's distress by becoming distressed themselves or dismissing their emotions. This can lead to unhealthy eating habits, including comfort feeding, fewer family mealtimes, and excessive TV viewing. The resear...

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Kindergarten weight strong indicator of childhood obesity

A recent study by Emory researchers found that kindergarten weight is a strong indicator of childhood obesity. Overweight kindergartners were four times more likely to become obese by the 8th grade, highlighting the importance of early intervention.

Obesity in mothers alters babies' weight through brain rewiring

A study published in Cell reveals that obesity in mothers can predispose their children to lifelong obesity and metabolic disorders due to abnormal neuronal circuits in the hypothalamus. Mothers who consume a large amount of fat during the third trimester may be putting their children at risk for these conditions.

Obese children more susceptible to asthma from air pollution

Research at Columbia University Medical Center found obese children are nearly three times as likely to develop asthma when exposed to high levels of air pollutants. Rates of childhood obesity and asthma have increased dramatically over the past 30 years, with urban minority populations disproportionately affected.

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Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Childhood obesity can only be tackled with broad public health interventions

A systematic review of literature found narrow dietary interventions to increase fruit and vegetable consumption in overweight children are unlikely to achieve long-term change. Broad public health strategies targeting nutritional education, parental support, and physical activity are necessary to tackle childhood obesity.

Fast food not the major cause of rising childhood obesity rates

A study by researchers at the University of North Carolina at Chapel Hill found that children's fast food consumption is only a small part of a larger problem: poor dietary habits fostered at home. The study highlights the importance of addressing these underlying habits to reduce childhood obesity.

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Obese children have higher stress hormone levels than normal-weight peers

A new study found that obese children have higher stress hormone levels than normal-weight peers, with elevated cortisol concentrations detected in hair samples from age 8. The observational case-control study analyzed hair samples from 20 obese and 20 normal weight children to measure long-term cortisol levels.

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Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

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GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Focus on developmental approach to obesity in children and adolescents

The special issue emphasizes a developmental viewpoint on the crucial problem of childhood obesity, highlighting newly identified factors affecting the risk of obesity in children and teens. Interventions such as spending time with peers, tailored motivational interviewing, and promoting healthy behaviors are also explored.

Overweight and obese children face high risk of hypertension

Researchers found that young people who are overweight are twice as likely to have hypertension; moderately obese youths have four times higher risk. The study suggests pediatricians need to be particularly vigilant about screening overweight and obese children for hypertension.

Mom's weight gain during pregnancy tied to childhood obesity

A study of 41,133 mothers and children in Arkansas found that high pregnancy weight gain increases the risk of obesity in children through age 12. Excessive weight gain during pregnancy may contribute to the obesity epidemic, with children whose mothers gained 40 lbs or more having an 8% increased risk of obesity.

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