A smartwatch coupled with a machine learning algorithm detected atrial fibrillation (AF) with high accuracy in patients undergoing treatment for AF. The study used data from 9,750 participants and found promising results for the use of commercially available smartwatches to detect AF.
Researchers found that diets high in plant-based mono-unsaturated fats were associated with a lower risk of death from heart disease and other causes. In contrast, diets rich in animal-based mono-unsaturated fats were linked to a higher risk of death from these causes.
A new study found that regularly exceeding a systolic blood pressure of 120-125 mmHg could signal impending hypertension, regardless of age. Researchers analyzed data from 1,252 participants and found that blood pressure levels rose rapidly above this threshold, consistent with recently updated guidelines.
Researchers at Massachusetts General Hospital developed an artificial intelligence technique, AUTOMAP, that enables the production of high-quality images in less time and with lower doses. This approach uses deep learning to automatically determine the correct image reconstruction algorithm, allowing for instant feedback during scanning.
A new machine learning model can accurately predict which patients are most likely to benefit from prostate multiparametric MRI (mpMRI), allowing for optimized patient selection and resource allocation. The model showed high accuracy in predicting PI-RADS category 4 or 5 lesions, with a sensitivity of 75% and specificity of 82%.
Teresa Dolan, a renowned researcher and clinician, was recognized by the American Association for Dental Research (AADR) with the 2018 AADR Jack Hein Public Service Award. The award honors her exemplary service promoting oral health research to a wide constituency.
Northwestern University researchers have discovered a new design approach for creating catalysts that can accelerate chemical reactions and processes, including clean energy conversion and storage. The method has the potential to impact various industries such as pharmaceuticals, optical data storage, and petroleum products.
Researchers found that bonds based on antimony yield powerful new catalysts, enabling precise molecular transformations and opening up untried prospects. The discovery puts antimony back into the spotlight, highlighting its exceptional qualities for molecular transformation.
Researchers discover silicon carbide as a promising material for single-photon emission, enabling high-speed quantum internet. This breakthrough could guarantee unconditionally secure data communication lines forever.
A study found racial disparities in HIV control exist even when patients have equal access to care, with differences attributed to adherence to combination antiretroviral therapy. Black veterans had higher viral loads than white counterparts, highlighting a critical issue in healthcare disparities.
Researchers at Imperial College London have developed a new maser that operates continuously at room temperature, leveraging synthetic diamond to achieve this feat. The discovery has significant implications for various fields, including medical imaging, airport security scanning, and deep space communication.
Researchers developed a novel method to detect ongoing seizures in comatose patients using brain waves converted to sound. The sonification of EEG provides a potential tool for quickly assessing patients with suspected subclinical seizures like nonconvulsive status epilepticus.
A study published in Nature Communications found that tree diversity and neighbourhood interactions significantly impact forest productivity, promoting more wood production and reducing soil erosion. By planting multiple native tree species at small spatial scales, afforestation programs can benefit from biodiversity conservation.
A new brain stethoscope technology has been developed that translates brain electrical activity into sounds, allowing medical professionals to detect silent seizures. Medical students and nurses were found to be remarkably accurate in identifying seizures with this tool, outperforming their traditional diagnostic abilities.
The MIT system uses a time-of-flight camera to measure the arrival times of reflected light and estimates a gamma distribution to filter out fog reflections. It calculates a different gamma distribution for each pixel, handling variations in fog density, and produces images of objects at distances up to 57 centimeters.
Grayson Marshall, a renowned scientist and mentor, has received the AADR's highest honor for his dedication to fostering the next generation of researchers. His exemplary record of mentoring students and trainees has led to several pursuing academic careers as mentors.
A new analysis from Harvard T.H. Chan School of Public Health suggests that waning immunity is a major factor in the recent mumps resurgence among young adults in the US. The study found that vaccine-derived immune protection against mumps persists for approximately 27 years after the last dose.
A study published in Clinical Cancer Research demonstrated the efficacy of targeting aberrantly active telomerase to treat therapy-resistant melanoma. The research found that a modified telomerase substrate impaired telomere dysfunction and induced cell death in melanoma cells, suggesting a potential therapeutic strategy.
A recent study found that grilling and well-done meat consumption may raise the risk of developing high blood pressure. Researchers analyzed data from three long-term studies involving over 103,000 women and men, finding a significant association between high-temperature cooking methods and increased blood pressure risk.
A new trial suggests that tai chi is a viable alternative to aerobic exercise for managing chronic pain, particularly for those with fibromyalgia. The study found that participants who received tai chi showed significant improvements in symptoms compared to those who exercised aerobically.
A series of papers warns that low back pain is a major health burden globally, with over 540 million people affected. The condition is poorly understood and being mismanaged medically, leading to unnecessary harm and costly treatments.
Researchers have identified a novel thermogenetic tool, Gr28bD, that can regulate individual neurons in the brain through temperature changes. This breakthrough has the potential to advance fundamental brain research and lead to new treatments for Alzheimer's and Parkinson's diseases.
Researchers at Johns Hopkins found that 22% of patients tested positive for HIV, including 6% newly diagnosed, in a South African emergency department. The study suggests that emergency departments can play a key role in identifying undiagnosed HIV cases.
The American Association for Dental Research (AADR) has recognized William Maixner for his outstanding contributions to chronic pain research, a field he considers a 'hidden epidemic'. He is being honored with the $5,000 award for his exceptional research in this area.
Adults who consume large amounts of sugary beverages have a higher risk of dying from heart disease or other causes compared to those who drink fewer sugary drinks. The study found a graded association between consuming more sugary beverages and an increased risk of death, with those in the top 25% having twice the risk as those in the...
Researchers found that tau production and secretion from nerve cells is an active process in the natural course of Alzheimer's disease. This may explain why experimental treatments targeting tau have had disappointing results. The study provides new insights into the role of tau kinetics in neurodegenerative diseases.
A novel enzyme with GNA1 function has been identified as a key player in the survival and infectivity of Apicomplexan parasites. The discovery paves the way for the development of targeted therapies against malaria and other parasitic diseases.
A study of 2014 Medicare data found that urologists who saw more patients had lower online patient ratings, while those who saw fewer patients received higher ratings. This association may be linked to factors such as wait times and overall patient satisfaction.
The University of Cincinnati's new interactive map, ClimateEx, analyzes five decades of global weather data to demonstrate climate change and its diversity. Researchers can compare the climates of different places and predict areas prone to extreme weather phenomena.
A study by University of Kansas researchers found that pregnant women consuming a DHA supplement had children with higher fat-free body mass at age 5. The study suggests that improving maternal DHA nutrition has a favorable programming effect on the fetus, influencing body composition in early childhood.
Yogalakshmi Rajendran, an Assistant Professor at the University of California, San Francisco, received the fellowship for her clinical application of autologous blood products in regenerative dentistry and NIH-funded study on oral cavity microflora.
A new study found that medical expansion and increased specialization are associated with longer life expectancy and less mortality, but pharmaceutical industry growth is linked to negative health effects. The study suggests that the growing drug industry may be contributing to the rising costs of healthcare.
A new study from the University of Bristol and the University of Waikato reveals how enzymes 'choreograph' their atomic movements to work optimally at specific temperatures. This finding provides insights into enzyme structure and function, which can inform the design of better biocatalysts for industrial processes.
Researchers found that a liver enzyme increases abdominal fat inflammation in obese mice, leading to insulin resistance. Soothing this inflammation improves insulin sensitivity without affecting weight.
An international team has confirmed a new genetic mutation link to amyotrophic lateral sclerosis (ALS) by identifying KIF5A as a key player in axonal transport. The study used massive amounts of genetic data to pinpoint the link, providing important new directions for future gene therapies.
Researchers at University of Waterloo develop patented system for opening and closing valves, increasing internal combustion engine efficiency by more than 10%. This affordable technology has the potential to significantly reduce greenhouse gas emissions in various industries.
Scientists propose a new strategy using insect-yeast ecology to inform the search for industrially relevant yeasts. Insects are drawn to yeasts due to their sugar presence, and these mutualistic relationships can lead to yeast deposition in new environments.
Researchers estimate jaguar spatial needs and movements in Gran Chaco and Pantanal ecosystems. Jaguars require large home ranges, up to 15 km daily movements, and are affected by deforestation rates, leading to conflict with humans.
The average size of breast tumors decreased dramatically following the introduction of screening in the 1980s and 1990s. However, a recent study found that this trend has reversed since 2001, with a slight increase in tumor size. Women with smaller tumors at diagnosis tend to have better survival rates.
Researchers found that bats can learn novel prey cues from members of the same species as well as different species. One-third of the bats learned about new prey on their own but did so more slowly than those learning from a different species.
Two new studies show that women with 'triple negative' or HER2 positive breast cancers who respond well to chemotherapy before surgery have a very low risk of having cancer cells in their lymph nodes. Chemotherapy can safely reduce or avoid lymph node surgery for these patients, potentially reducing long-term side effects.
A new study by the University of Nottingham found that lower temperatures can activate the formation of 'good' brown adipose tissue (BAT) in adults. This discovery could lead to new ways of controlling diseases such as diabetes and obesity.
A new study identifies alterations in functional connectivity across the whole brain in carriers of the Huntington's disease gene mutation, associated with motor and cognitive function. The study also shows significant associations between the extent of the degree of gene mutation and measures of brain connectivity.
Researchers have identified dichloramine as the compound responsible for forming a potent carcinogen called N-nitrosodimethyalmine, or NDMA, in recycled water. The study found that minimizing dichloramine concentrations can reduce NDMA formation.
Researchers discovered that a common Parkinson's gene mutation alters immune cells' reaction to generic infections like colds, triggering an inflammatory reaction in the brain. This 'second hit' initiates the destruction of brain areas responsible for movement.
A study of 69,795 Korean men found that prolonged sitting time and low physical activity levels increase the risk of lower urinary tract symptoms. Reducing sitting time and promoting physical activity may help prevent these symptoms.
Researchers have made strides in medical imaging, computer modeling, and control strategies to optimize Deep Brain Stimulation (DBS) therapy in individual patients. The review highlights the interactive nature of factors influencing DBS effects and paves the way for truly patient-specific optimization.
The study confirms that GTP-bound Ras proteins do not have hydrogen atoms in their phosphate groups, a crucial assumption challenged by recent neutron diffraction analyses. This discovery has significant implications for understanding cancer treatment and the role of Ras protein in tumour formation.
A study by Tampere University found new prostate cancer mechanisms that are not shown by genomic alterations, including changes in the citric acid cycle. Several potential new biomarkers of prostate cancer were also discovered.
A Baycrest-Rambam study found that patients who survive a brief cardiac arrest and appear neurologically intact may still experience significant memory problems. Comprehensive neuropsychological testing can provide better support for these challenges upon discharge.
The minimally actuated serial robot (MASR) operates with two motors to achieve a wide range of movements, ideal for space, agriculture, and industry applications. The robot's lightweight design allows it to fix malfunctioning satellites and pick fruit with high accuracy and control.
A new model predicts the extra risk of death for breast cancer patients and survivors, taking into account improved survival rates over time. The model could lead to lower life insurance premiums and increased transparency for patients.
A University of British Columbia study found that indoor sex workers in Canada use creative strategies to protect themselves from violence, but these efforts are limited by stigma and lack of legal protections. The study highlights the need for clear laws and policies to recognize sex work and prevent harm.
Researchers develop method to optimize espresso by adjusting grinding size and brew ratio, ensuring uniform extraction and improved taste. The study also explores the impact of temperature on grinding coffee, proposing a solution for more consistent flavor.
Scientists have found that high carbon dioxide levels cause squid to bungle attacks on their prey, leading to a 20% decrease in successful attacks. This effect is observed in two cephalopod orders, pygmy squid and bigfin reef squid, which may have significant consequences for marine ecosystems.
Researchers studying cavefish found that they can live healthy lives with high blood sugar levels, contrary to what is seen in humans. The fish have insulin resistance but no apparent harm from chronically elevated glucose levels.
Reducing greenhouse gas emissions would significantly reduce sea level rise globally by the end of the century, especially for coastal cities on the Atlantic and Indian Oceans. Cities like New York, Boston, London, and others would see substantial benefits from emission reductions.
COSMIC, a next-generation X-ray beamline, enables scientists to probe active chemistry and electronic properties at the nanoscale. It successfully demonstrated ptychographic computed tomography that mapped lithium-ion battery reactions in 3D.
A study of 55 Indian children aged 6-24 months found they were attracted to music and could identify themselves in videos at various stages. However, despite interacting with parents during smartphone viewing, the children did not learn anything from the YouTube clips.
A new Michigan State University study reveals that participants in payments for ecosystem services programs may become conservation martyrs due to oversimplified payment models. The research highlights the importance of considering opportunity costs at the beginning and monitoring benefits over time to ensure participant well-being.