Researchers studied the role of high-frequency traders in stock markets, finding that their presence increases market volatility and networked structure. The study reveals that high-frequency traders prefer to trade with other types of traders but avoid mutual trading among themselves.
A new study reveals that high genetic running capacity promotes more efficient amino acid metabolism in skeletal muscle, potentially contributing to healthier metabolism with aging. Adipose tissue may also play a key role in promoting healthy aging, contradicting previous assumptions.
Researchers found a higher De Ritis ratio to be an independent risk factor for cancer progression in high-risk NMIBC patients. Non-BCG treatment was also identified as a risk factor for recurrence.
A study found that female lawyers are more likely to experience stress, engage in risky drinking, and contemplate leaving the profession due to burnout. Workplace factors such as work overcommitment and high work-family conflict scores were significant predictors of these issues for women.
A meta-analysis of 14 air pollution studies found that short- and long-term exposure to certain environmental air pollutants is associated with elevated systolic and diastolic blood pressure levels in children and adolescents. Regular blood pressure measurement can help identify individuals with elevated blood pressure early.
The study provides global and country-level estimates of humans living at high altitude, with 81.6 million people found to live above 2,500m. This data is crucial for understanding the impact of life at high altitude on human physiology, adaptation, health, and disease.
The study demonstrates a stable time-frequency transfer via a high-orbit satellite-ground link, enabling potential performance of optical atomic clocks and intercontinental comparisons. The researchers achieved an instability of 4E-18 at 3,000 s with their dual-comb linear optical sampling method.
A Mount Sinai study of over 40,000 patients reveals that tranexamic acid use in high-risk patients does not increase complications such as deep vein blood clots or strokes. The study confirms prior findings and provides new insights into the safety of the drug when used in high-risk patients undergoing hip and knee replacement surgeries.
A study found that women with a history of migraine before menopause are at a 29% higher risk of developing high blood pressure after menopause. This association was observed even among those without aura and could be linked to early signs of arterial stiffness.
A new study published in SLEEP found that later school start times significantly benefit middle and high school students' sleep schedules. Researchers discovered that the greatest improvements occurred for high school students, who obtained an extra 3.8 hours of sleep per week after a later start time was implemented.
Researchers found that high blood pressure alters artery structure, facilitating atherosclerosis development and increasing accumulation of LDL cholesterol in human-like arteries. Keeping both LDL cholesterol and blood pressure low is crucial for preventing atherosclerosis.
This study found that Black, non-Hispanic students in high schools without AP or IB courses cannot be explained by resource or school factors. The author discovered a significant relationship between the proportion of Black, non-Hispanic students enrolled in a school and whether the district puts college-prep resources in that school.
Researchers have discovered a phenomenon related to the invar effect, enabling paramagnetic alloys to maintain mechanical stability at high temperatures. This breakthrough discovery promises to advance the design of high-temperature alloys with exceptional properties.
Researchers develop a thermally stable atomically dispersed Ir/MoC catalyst with an unusually high metal loading of 4 wt%, exhibiting remarkable reactivity, selectivity, and stability. The catalyst achieves high metal-normalized activity and mass-specific activity through the presence of isolated Ir atoms.
Researchers found that more than 50% of children in high-risk populations are not receiving behavioral health services. The study highlights the need for better identification and access to intervention resources, particularly for young Black children.
Researchers have created a highly efficient red-emitting phosphor using glass crystallization, overcoming the limitations of traditional LEDs. The new phosphor enables the production of high-power warm white lighting with excellent optical properties.
A new UCLA study finds that women with high muscle mass and high body fat have a greater degree of protection against heart disease-related death than those with low body fat. Meanwhile, men with high muscle mass and low body fat show a significant decrease in risk, but not as pronounced as seen in women.
A recent study found a significant increase in high-powered magnet-related injuries in children after the ban was lifted, with cases increasing by 355% and hospitalizations rising by 39%. The study calls for stricter regulations on these products to protect children and emphasizes the importance of keeping them out of reach of young ones
A new study found that a high rate of genetic mutations within a tumor (high tumor mutation burden) can predict clinical responses to immune checkpoint inhibitors in certain cancer types, such as melanoma, lung and bladder cancer. However, this was not the case for other cancers, including breast, prostate and brain cancers.
A high fat diet has been found to activate a response in the heart that leads to destructive growth and increased risk of heart attacks. The research, published in Biochemical and Biophysical Research Communications, found that mice fed a high fat diet had twice the amount of oxidative stress on their heart cells.
A new study by researchers at the University of Texas Health Science Center at Houston found that dropping out of high school, having schizophrenia, or a co-occurring personality disorder increases the likelihood of someone becoming a high utilizer. The research used machine learning to analyze deidentified electronic health record dat...
A global study of over 137,000 people found that a diet high in poor quality carbohydrates increases the risk of heart attacks, strokes, and death. Those consuming diets with high glycemic index were 50% more likely to have cardiovascular events if they had a pre-existing heart condition.
Scientists have developed a laser-driven soft X-ray source using an antiresonant gas-filled hollow core fibre, achieving a record-breaking 100 kHz-class repetition rate. This breakthrough technology offers a compact, high-flux SXR source suitable for various applications in fundamental and applied sciences.
A study reveals that epigenetic mechanisms, such as DNA methylation, play a key role in the adaptation of native Peruvians to high altitudes. The findings show that early developmental exposures can have persistent impacts on DNA methylation patterns, leading to improved lung volumes and reduced susceptibility to idiopathic pulmonary f...
Researchers investigated how high salt and nitrogen concentrations impact soil microbiome development in high tunnel systems. They found that these properties delayed the re-establishment of a diverse microbial community, with certain 'universal colonizers' surviving despite the stress.
A new study published in CMAJ found that high tibial osteotomy is successful in reducing the need for total knee replacement in younger patients with early-stage knee osteoarthritis. The procedure delays or prevents knee replacement in up to 79% of patients within 10 years.
A POSTECH research team has developed a CMOS-compatible 3D ferroelectric memory with ultralow power consumption and high speed. The new material and structure ensure low power consumption and high speed, achieving speeds several hundred times faster than conventional flash memory.
Researchers developed a GaN-based MEMS resonator that maintains stability even above 600K by regulating strain caused by heat. This device is highly sensitive, small, and can be integrated with CMOS technology, making it promising for various applications including 5G communication.
David Wetz, UTA professor of electrical engineering, has received a DURIP grant to study the insulation properties of epoxy and additively manufactured materials in compact high-voltage systems. The goal is to identify new ways to improve dielectric properties, reducing system size and weight.
The team from University of Science and Technology of China demonstrated the teleportation of high-dimensional states using a linear optical system, achieving extremely high-fidelity. The study's findings pave the way for rebuilding complex quantum systems remotely and constructing scalable quantum networks.
A new model uses satellite data, machine learning, and human rights expertise to identify vessels at high risk of engaging in forced labor. Up to 26% of the global fishing fleet was found to be at high risk, with an estimated 100,000 individuals working on these vessels.
Researchers at KAUST developed a high-frequency rainfall model using new rain gauges that measure rainfall drop by drop, providing unprecedented insight into minute-to-minute rainfall dynamics. The model captures the 'skewness' of high-frequency precipitation data and generates synthetic precipitation data for water management.
Researchers at Indiana University will study the effects of repetitive subconcussive head impacts on adolescent brain health using computerized mouthguards and neurological imaging. The goal is to establish safety guidelines for young athletes exposed to head impacts.
A study using satellite data linked companies to fishing activity in high seas waters, shedding light on commercial fishing practices. Researchers found approximately two-thirds of detected fishing effort was attributed to 1,120 corporations owning nearly 2,500 vessels.
Researchers identified a novel coupling mechanism linking neuronal networks using human intracerebral recordings, revealing high-frequency oscillations synchronize across multiple brain regions.
Researchers have developed a new type of ultra-high frequency Si-based nanoelectromechanical resonator that can be used for quantum computing and sensing applications. The device demonstrates excellent mechanical properties, including single-hole tunneling behavior and a record high resonance frequency of 3 GHz.
A new global measure found that only 17.4 million square kilometres of Earth's remaining forests - or 40 per cent - are considered to have high integrity. High integrity forests contain high levels of biodiversity and provide ecosystem services, but many have been heavily impacted by human activities.
Researchers have developed an acoustofluidic process that can isolate sperm with normal head morphology and high DNA integrity from raw semen samples. The device selects over 60,000 high-quality sperm in under 50 minutes, providing a clinically-relevant number for IVF and ICSI.
Researchers found that dry storage conditions at dew points of around -45°C significantly improve high-nickel battery performance. Exposing batteries to humidity leads to premature capacity fade and degradation. The study identifies three processes responsible for impurities, including surface carbonates and hydroxides.
Research finds that many transgender people who receive hormone therapy already have unaddressed heart disease risk factors, including high blood pressure and high cholesterol. The study highlights the need for improved access to healthcare and cardiovascular screening for this population.
Researchers have developed a graphdiyne-based metal atomic catalyst that achieves high selectivity and yield in ammonia synthesis. The catalyst, which exhibits determined electronic and chemical structure, demonstrated remarkable performance in converting nitrogen to ammonia at ambient temperatures and pressures.
A study found that humans more accurately recall the locations of high-calorie foods than low-calorie foods. Participants presented with food samples were 27% more accurate at mapping high-calorie foods to the correct location, while those presented with food-scented cotton pads showed a 28% accuracy boost.
A new study published in Physical Therapy found that high-intensity rehabilitation in skilled nursing facilities significantly improved patient function, reducing the need for extended care. Patients who received high-intensity training showed a 0.13m/s increase in walking speed and a 3.5-day reduction in hospital stay.
Researchers at Technische Universitßt Dresden have successfully developed printable organic transistors with high switching frequencies and adjustable threshold voltages. These breakthrough devices can be used to create complex logic circuits and enable flexible electronic applications such as RFID and high-resolution displays
A Rutgers study found that children on oral steroids are at higher risk of developing diabetes, high blood pressure, and blood clots, with high-dose steroid users facing the greatest risk. The study, which examined over 933,000 US children, also found that these complications were more common among those with autoimmune diseases.
New research found that middle-aged adults with healthier heart habits have a significantly lower risk of developing high blood pressure over the next decade. The study, which included 2,930 Black and white adults, showed a 6% lower risk for each one-point higher Life's Simple 7 score.
A new study published in PLOS Medicine found that metabolic surgery reduces the risk of major adverse cardiovascular events and death for individuals with hypertension and a BMI over 35kg/m2. The surgery was shown to be effective in treating hypertension, suggesting it as an option for patients with obesity and high blood pressure.
A mother's high-fat diet during pregnancy may alter the taste buds of her offspring, leading to a greater attraction to unhealthy food and obesity in adulthood. The study found that adult progeny fed with such a diet had more sweet-taste receptors inside their taste buds.
Researchers estimate that diagnosing and treating high-risk cardiovascular conditions in England could prevent 3.4 million cases of heart disease and stroke, saving £68 billion over 25 years. Identifying undiagnosed diabetes would yield the greatest benefits, while following NICE guidelines would further increase health outcomes.
Adults with higher leg fat have reduced risk of high blood pressure, according to new research. The study found that participants with more leg fat were less likely to develop all types of high blood pressure.
Men with untreated high blood pressure have poorer penile blood flow than those with normal blood pressure, but treatment reverses the effect. The study also found that certain medications can worsen erectile dysfunction in men with normal or high-normal blood pressure.
A new study from the University of Jyväskylä found that women scoring high in neuroticism reported less physical activity and had lower leisure time physical activity. High extraversion was linked to higher leisure time physical activity in middle-aged women.
A study published in Menopause: The Journal of the North American Menopause Society found that women with a history of high blood pressure disorders during pregnancy reported more bothersome menopausal symptoms. Women using hormone therapy also experienced more severe symptoms compared to those without a high blood pressure history.
A high-protein diet with a calorie-reduced intake was found to decrease liver fat by around 40% in obese individuals with non-alcoholic fatty liver disease. The study suggests that the positive effect of the high-protein diet is due to suppressed uptake, storage, and synthesis of fat in the liver.
Researchers developed a novel technology to create a sulfur-containing polymer (SCP) film with excellent environmental stability and chemical resistance, exhibiting a high refractive index of 1.9 while being fully transparent in the entire visible range.
A new hybrid anode material, Ti2Nb10O29-x/HRGO, has been developed to improve the performance of lithium-ion batteries. The material exhibits excellent reversible capacity and cycling stability, making it a potential candidate for electric vehicles and mobile electronics.
Recent reports suggest a lower incidence of COVID-19 among high-altitude populations, however, current data is insufficient to confirm this association. The authors conclude that there is currently little supporting evidence for any protective benefit of genetic or nongenomic adaptation to high-altitude hypoxia.
Men with higher incomes are at increased risk of developing high blood pressure due to lifestyle factors such as obesity and excessive alcohol consumption. In contrast, women with higher household income tend to have a lower risk of developing high blood pressure.
Acute aortic syndrome is a life-threatening condition with a high risk of misdiagnosis. The new Canadian guideline provides recommendations for identifying patients at low, moderate, and high risk, as well as diagnostic strategies for each group.
Researchers found that regular physical activity is a safe approach for people living in polluted regions to prevent high blood pressure. High blood pressure risk increased with higher levels of air pollution, but each increase in physical activity level led to a lower risk.