A new study published in the Journal of Environmental Analytical Chemistry found that 'heated tobacco' products, like iQOS, release chemical compounds into the air when activated, similar to secondhand cigarette smoke. The findings suggest these devices should be regulated similarly to regular cigarettes in indoor spaces.
A recent study by Harvard Medical School researchers found that hospital-physician integration leads to higher prices for outpatient care, increasing health care spending by $75 per patient annually, without affecting the use of healthcare services.
A study on dinosaur ants and red paper wasps found subtle, non-random arrangements of gene networks distinguish queens from workers, suggesting no single master gene regulates caste differentiation. The research also suggests that epigenetic modifications play a limited role in regulating these differences.
Researchers have developed a theoretical description of thermal conduction, accounting for both atomic and electronic behavior, allowing for accurate numerical simulations. This breakthrough enables scientists to study complex materials and processes, such as those found on planets, with unprecedented precision.
University of Pennsylvania researchers show that experiencing stress changes a male mouse's sperm, affecting his offspring's response to stress. The change is imparted epigenetically by molecules called microRNAs.
The Gerontological Society of America and New America Media have selected 18 distinguished reporters to develop major aging-focused stories or series. The fellows will utilize the latest research on aging to inform their work, with projects addressing elder isolation, food insecurity, and aging in ethnic populations.
A study of 137 older adults found that hearing loss was linked to accelerated cognitive decline. However, participants who used hearing aids showed reduced declines in cognitive function over a 25-year period compared to those without hearing aids.
A new study led by UC Riverside researchers found that utility-scale solar energy development can drive land-use and land-cover change, resulting in greenhouse gas emissions. The study emphasizes the need for optimized solar energy development to minimize environmental impacts.
A new study suggests that carbon sequestration in European cropland could store between 9-38 megatons of CO2 per year, but its effectiveness is limited due to potential emissions leakage. The research highlights the need for additional mitigation efforts to achieve global climate goals
A Duke University study found that early childhood stress can lead to a reduced response to rewards in adulthood, which may contribute to an increased risk of depression and other mental health problems. The research used fMRI scans to examine brain activity in adults who were closely monitored from kindergarten onwards.
A mathematical model of chicken walk patterns may help farmers predict and prevent the spread of disease in their flocks. By analyzing patterns of movement, researchers can identify high-risk areas and develop strategies to minimize losses.
A trial found that a collaborative care model using health risk assessment and counseling reduced the number of risk factors and preventative care deficits among older participants. The study demonstrated improved 8-year survival rates, with a mortality rate of 3.16 per 100 person-years in the intervention group.
Large-scale wind power generation can reduce breeding success of white-tailed eagles by causing collision mortality. Preventive measures are needed to protect vulnerable species and ensure sustainable energy production.
Researchers at Emory University's Winship Cancer Institute have discovered a potential anticancer drug in orange lichens, called parietin. The pigment kills human leukemia cells and inhibits the growth of cancer cell lines, including lung and head and neck tumors.
Researchers at San Diego State University discovered that bacteriophages employ subdiffusive motion to find and kill bacteria in mucosal surfaces. This novel hunting strategy is more effective when bacterial concentrations are high, making it a unique approach among predators on Earth.
A Swedish study found that low household income is associated with a higher risk of death after cardiac surgery, even in a country with universal healthcare coverage. The study suggests that socioeconomic status affects health outcomes beyond healthcare access alone.
The study found substantial growth in Twitter adoption and impressions at three major critical care conferences, with over 6.6 million impressions in the first year and 32.6 million views in the second year. Healthcare providers dominated tweets, accounting for 71% of all tweets.
Researchers found that people tend to choose mates with similar genomic ancestries, leading to stronger assortative mating patterns. This phenomenon may have implications for genetic disease perpetuation and health benefits.
Researchers at Duke Medicine have discovered that rhesus monkeys can transmit the virus across the placenta to their unborn offspring, establishing a first primate model to study mother-to-fetus CMV infections. The discovery aims to spur development of potential vaccine approaches against congenital CMV infections.
Scientists will analyze the current El Niño event using NASA's suite of orbiting Earth-observing missions, providing insights into its global impacts. The study aims to better understand the connections between El Niño and extreme weather patterns, such as fires and floods.
A retrospective chart review found that sicker patients were quickly triaged to the ICU and had a shorter ED length of stay. Initial lactate value ≥4 and shorter ED stays were associated with higher mortality rates.
Researchers at The Scripps Research Institute have discovered a way to convert leukemia cells into cancer-killing immune cells using a rare human antibody. The induced NK cells can detect and eliminate cancer cells, offering a potential new therapy for leukemia and possibly other cancers.
A UCLA-led research team discovered life likely existed on Earth at least 4.1 billion years ago, 300 million years earlier than previously thought. The study suggests that life may have begun shortly after the planet formed and could be abundant in the universe.
Researchers found that a collaborative culture between ED and ICU led to reduced mortality, ICU length of stay, and intermediate care unit transfers in patients with sepsis. The study showed a significant decrease in mortality by 45.4% and ICU length of stay by 25.9%, resulting in cost savings for hospitals.
Adding noninvasive ventilation to oxygen during exercise training in patients with severe COPD reduces hyperinflation, depression, and increases respiratory muscle function and exercise capacity. The study also found a decrease in total lung capacity in patients who received the treatment.
Brazilian scientists review advances in nanodentistry, exploring how nanoparticles can improve dental materials, prevent oral diseases, and create wearable toothpaste. However, safety and cost concerns hinder the adoption of these new technologies.
A new study finds that the US, EU, and China's pledges to reduce emissions leave little room for other nations, requiring them to adopt drastic reductions. The researchers argue that even if the top emitters fulfill their pledges, global temperatures will rise by around 3C, posing a significant threat to the planet.
Biosimilars are complex proteins that provide therapeutically equivalent alternatives to expensive biologics, reducing treatment costs in rheumatology and other fields. The introduction of biosimilars into clinical practice requires careful management to ensure patient safety and efficacy.
Researchers at Tohoku University developed a new idea to improve proton mobility in rare-earth doped BaZrO3 perovskite-type proton conductors. By creating pairs of oxygen vacancies and rare-earth elements, the team found that this inhibits proton trapping, leading to higher proton concentration around Zr
Researchers studying Lake Malawi cichlids and mice aim to understand how fish regenerate teeth and develop new teeth in humans. The study reveals potential genetic pathways for tooth regeneration in humans, but more research is needed to make it viable.
A Griffith University PhD candidate has discovered that up to 40% of Indian Mynas in eastern Australia carry avian malaria parasites, posing a significant threat to native wildlife. The spread of these invasive birds could expose native birds such as parrots and magpies to new diseases.
Researchers found that patients taking calcium supplements had lower urine calcium and oxalate levels but faster kidney stone growth rates. Vitamin D supplementation decreased urinary calcium excretion and stone growth rates, potentially preventing stone formation.
Researchers found that mobile device reminders and patient progress tracking significantly reduce the risk of procedure cancellations and decrease post-op ER visits. Patients reported increased satisfaction with the tools provided, which empowered them to track their progress and communicate more effectively with their surgeon.
A study of fossil species on Great Abaco Island reveals that humans were more significant a threat to island biodiversity than climate change. The discovery highlights the impact of human activities such as habitat alteration and introduction of invasive species, which can lead to rapid extinctions.
Families with children admitted to the Pediatric Intensive Care Unit (PICU) experience significant nonmedical financial burdens, including out-of-pocket expenses and emotional stress. The study also found that low-income families bear the highest burden of these costs.
Researchers detected carbon nanotubes in Parisian children's lung cells and exhaust pipes, suggesting widespread exposure to the pollutants. The findings prompt further investigation into the potential health effects of nanotubes, which are found naturally but also produced by human activities.
Researchers found that 3D-printed tracheobronchial tree models compare favorably to traditional ones in training pulmonary physicians. The models were praised for their realism, accuracy, and usefulness as teaching tools.
Researchers identified structural damage between thalamus and primary motor cortex as key barrier for covert awareness and intentional movement in patients with vegetative states. This finding holds promise for development of restorative therapies.
Typhoon Champi generated heavy rainfall with rain rates exceeding 114.8 mm/h due to GPM's Dual-Frequency Precipitation Radar. The storm's strongest winds were found in its northern quadrant, with winds reaching 89.4 mph.
Fecal microbiota transplantation may predict treatment failure for Clostridium difficile, while changes in gut microbiota could be linked to weight gain or loss. The American College of Gastroenterology's 80th Annual Scientific Meeting highlights the latest scientific advances and clinical practice management.
Researchers at UCSB have discovered a mechanism by which secreted proteins age and turn over, shedding light on a crucial aspect of health and disease. The discovery identifies over 600 proteins with molecular signs of aging and turnover, including regulators of proteolysis, blood coagulation, and immunity.
Researchers are developing precision monitoring programs to provide actionable, personalized care for veterans. The PRIS-M program will use existing VA electronic health data to implement timely monitoring and improve patient outcomes.
A quality improvement program implemented at Maimonides Medical Center reduced indwelling urinary catheter use from 92.3% to 15%, a 77.3% decrease, by implementing an education program, prescribing guidelines, and sonographic bladder scanning. The study aims to reduce catheter-associated infections and improve patient care.
Researchers created a multidisciplinary sepsis and shock response team to improve recognition and treatment of suspected sepsis or shock in the emergency department. The SSRT's implementation led to reduced compliance with standard care measures and improved overall mortality rates.
A restrictive approach to ordering chest X-rays in the ICU significantly reduces radiation exposure and operating costs without negatively impacting patient outcomes. The study found large decreases in total X-rays ordered, without adverse effects on ventilator days, length of stay, or other key metrics.
Researchers found a mix of criticism and sympathy for fatigued drivers on YouTube, with most videos portraying driver fatigue as dangerous. In-vehicle footage was the most popular type, but those trivializing sleepy driving received more views.
Researchers have identified a five amino acid segment of Plasmodium parasite protein with protective antigenic properties, which can be used to develop antibodies and prevent malaria transmission through mosquitoes. The finding has the potential to lead to the development of a powerful malaria vaccine.
Researchers found invasive methicillin-susceptible Staphylococcus aureus (MSSA) caused more infections and deaths in hospitalized infants than methicillin-resistant S. aureus (MRSA). The study suggests that measures to prevent MSSA infections should be included in addition to MRSA, alongside hand hygiene as a primary prevention strategy.
Researchers at Harvard have created the first on-chip metamaterial with a refractive index of zero, allowing for infinitely fast light manipulation. This discovery has exciting applications in quantum computing and integrated optics.
Scientists at Sanford Burnham Prebys Medical Discovery Institute have identified a mechanism by which secreted proteins age and turnover, shedding light on health and disease. The discovery highlights the importance of N-glycan remodeling and lectin recognition in regulating protein abundance.
Researchers at Princeton University found that intense rainfall leads to a decrease in tree growth and an increase in grass growth on the African savanna. This is because trees struggle to utilize excess water, while grasses can absorb it quickly, giving them a competitive advantage.
A survey found that physicians in training who work long duty hours are more likely to smoke, with surgeons having the highest prevalence. Social factors such as a colleague or superior who smokes also contribute to the likelihood of smoking among health care professionals.
Researchers found that yoga exercises improve pulmonary function and exercise capacity comparable to traditional pulmonary rehabilitation methods. Yoga-based programs may be a cost-effective alternative for COPD management.
A study found that larger protected areas, especially those in high population density regions, are more likely to undergo a downgrading event. The researchers highlight the need for conservation planners to consider the robustness of protected areas towards future economic and demographic changes.
A new study shows that patients with sleep apnea are at a higher risk of developing gout. The incidence rate of gout was found to be 60% higher among those with sleep apnea compared to similar-weight comparators.
A study using 21 years of global wind data found that following optimal routes reduces travel time by 26.5% and increases survival rates. This suggests migratory routes may be under strong natural selection, with potential evolutionary advantages.
A new experimental treatment regimen combining a drug delivery system and URMC-099 has been shown to effectively combat HIV, reducing the need for daily medication. The nanoformulated protease inhibitor and URMC-099 prolonged therapeutic effects by increasing drug concentration in immune cells.
The School of Public Health will compare the SafeCare model, teaching parenting skills, with standard case management approach in a three-year project assessing parent and child well-being and reducing maltreatment risk. The study aims to provide information for better-informed health decisions.
Researchers mapped the human brain's experience of gratitude using Holocaust survivors' testimonies, revealing areas responsible for feelings of reward and moral cognition. The study also showed that gratitude enhances empathy and understanding of historical events.
Most drug residues discharged to wastewater originate from private households, according to a study by Leuphana University. The researchers found that health care facilities, such as hospitals and psychiatric clinics, emit significantly lower levels of contaminants, highlighting the need for stricter regulations on medication disposal.