A study of 78 children aged three found low levels of physical activity and sedentary behavior significantly lower than recommended. Experts call for urgent public health interventions to increase physical activity and reduce sedentary behaviors in early childhood.
Researchers found a strong link between increased stroke risk and lower cognitive function in individuals who have never had a stroke or dementia. The study suggests that preventing stroke risk factors may also help prevent cognitive decline.
A 7-month-old boy named Lukas received a groundbreaking artificial corneal transplant using the AlphaCor device, offering renewed hope for patients with high-risk traditional corneal transplants. The procedure's success marks a significant milestone in the development of this innovative technology.
Sunbeds' tanning properties come with a high risk of skin damage, including DNA mutations associated with malignant melanoma. Experts recommend restricting sunbed use to those over 18 years old and accelerate skin aging.
A study by Wildlife Conservation Society reveals that simultaneous Ebola outbreaks consist of multiple viral strains originating from different areas. The authors recommend establishing a monitoring network to look for dead and dying large animals as an early warning system to minimize damage to both people and wildlife.
A recent study found that patients with deep vein thrombosis (DVT) often did not receive prophylactic therapy in the 30-day period prior to their diagnosis. The researchers also noted that physicians frequently prescribed older treatment methods instead of evidence-based drugs, such as low molecular weight heparin.
Linezolid has been shown to be effective in treating diabetic foot infections with a clinical cure rate of 81%. The drug can be given orally or intravenously, making it suitable for outpatient use. This approval may reduce hospitalizations and IV-related complications among patients with diabetic foot infections.
The Ebola virus has unleashed several lethal epidemics in Central Africa, leading to haemorrhagic fever and high mortality rates. The virus is transmitted by direct contact with infected animals or their carcasses, resulting in a rapid decline in great ape populations.
Researchers have discovered that bone marrow-derived stem cells are present in the lungs of mice with pulmonary fibrosis. This finding suggests a new approach to treating the disease using stem cell therapy. Understanding how these stem cells engraft and interact with the lung tissue could lead to improved treatment outcomes.
Leading medical schools and research institutions criticize a US-sponsored HIV vaccine trial in Thailand due to the absence of independent expert input. The trial's high cost of $119 million has also raised concerns about its scientific merit.
The article presents a long-awaited debate on school vouchers, focusing on estimation and conceptualization in assessing the effects of vouchers. The authors, prominent scholars in social sciences, discuss the role of theory in experimental research and the limitations of field experimentation.
Researchers discovered that the alternative outer surface protein OspC facilitates Borrelia burgdorferi's invasion of tick salivary glands. Inhibiting OspC with antibodies can prevent B. burgdorferi from invading and transmitting to new hosts, offering a potential approach to reducing Lyme disease incidence.
Scientists at Vanderbilt University have verified that female Anopheles mosquitoes contain receptors responding to one of the chemical compounds found in human sweat. This discovery may lead to better ways to repel deadly insects and uncover additional chemicals that either attract or repel them.
The Lancet article reveals that inadequate funding for effective treatments like ACT is contributing to the increase in global childhood malaria deaths. Inappropriate drug distribution by WHO and GFATM is being criticized for wasting international aid money and potentially killing patients.
Researchers have identified four key characteristics that reliably distinguish Lewy body dementia (DLB) from Alzheimer's disease (AD). These include daytime drowsiness, falling asleep during the day, staring into space, and disorganized speech. The discovery aims to improve diagnosis and treatment of DLB.
A new technique developed by UCSD researcher Virgil Woods employs DXMS to identify unstructured regions in proteins that interfere with crystallization. Removing these regions through 'molecular surgery' enables proteins to crystallize well, overcoming a major obstacle in structural genomics.
Scientists at Brookhaven National Laboratory have contributed to the development of a better electron accelerator that uses laser light. The STELLA experiment successfully accelerated electrons to high energies while keeping them tightly bunched together, enabling more efficient and compact acceleration technology.
The research team, led by Chi-Huey Wong, discovered a way to make homogeneous pools of glycosylated proteins in E. coli, overcoming previous bottlenecks and challenges. This new method has the potential to be more efficient, scalable, and cost-effective than existing technologies.
Researchers have found that nerve degeneration in spastic paraplegia is associated with abnormal mitochondria and impairment of axonal transport, highlighting a potential target for therapeutic interventions. The study suggests that preserving mitochondrial function may help prevent axonal loss in this devastating condition.
Scientists at Northwestern University developed a method to construct flat or curved nanoscale structures using hybrid gold-polymer rods. The controlled assembly process holds promise for creating new materials with unique electronic and optical properties.
A new study by University of California, Berkeley biologist Rosemary Gillespie found that Hawaiian spiders diversified to fill a wide range of habitats on the Hawaiian Islands. The research suggests that evolution plays a key role in shaping communities on these islands, similar to mainland processes.
A European study has identified major risk factors for sudden infant death syndrome (SIDS), including prone sleeping positions and household smoking. These avoidable risk factors suggest a basis for further reductions in SIDS incidence rates through changes in infant sleep arrangements and environmental habits.
The GEMS consortium presents the largest contiguous color image taken by the Hubble Space Telescope, comprising over 40,000 galaxies. The team uses this image to investigate how large galaxies evolved over the last nine billion years.
Research suggests that changes in brain chemistry are more likely responsible for memory problems associated with normal aging, rather than cell loss. Analyzing data from past studies and ongoing research, experts aim to find cost-effective ways to extend knowledge on maintaining general brain health.
Researchers at Yale University demonstrate that OspC is critical for Borrelia burgdorferi's ability to invade tick salivary glands and be transmitted to humans. Meanwhile, studies on hereditary spastic paraplegia and idiopathic pulmonary fibrosis reveal potential new targets for treatment.
Researchers found that taking vitamin E supplements with food, especially those containing fat, increases its bioavailability. The study suggests that people may not be getting enough vitamin E from their low-fat diets.
A new study suggests that using CT scans to measure coronary artery calcium scores can help evaluate risk and determine preventative therapy for patients at middle risk of coronary disease. This improvement allows doctors to make faster and more aggressive treatment decisions, such as prescribing drugs or lifestyle changes.
The Assistment system, developed using Carnegie Mellon's Cognitive Tutor technology, provides individualized tutoring and adapts to students' knowledge gaps. The system aims to improve student performance on standardized tests in Massachusetts and beyond.
New research reveals that Siberian peat bogs originated suddenly around 11,500 years ago and have been absorbing vast amounts of carbon dioxide while releasing large amounts of methane. The findings suggest that thawing permafrost could release these trapped gases, leading to a significant shift in climate trends.