Articles tagged with Scientific Journals
Researchers analyzed over 2,200 breakfast cereals and prepared meals with front-of-pack (FOP) claims, finding no correlation between the claims and nutritional quality. The FDA defines four types of FOP claims, but none can distinguish 'healthy' foods.
A new study published in Psychological Science found that exposure to exemplary peer work can undermine student motivation and lead to quitting. Researchers discovered that students who assessed exemplary peers' essays were substantially less likely to earn course credit than those who assessed average peers' essays.
A large study found that women with prehypertension late in pregnancy are more likely to give birth to underweight babies and experience stillbirths. The likelihood of having a small baby increased by 2% for each single point rise in diastolic blood pressure.
Research suggests that while positive fantasies may alleviate depressive mood in the moment, they can actually exacerbate symptoms over time. The study found a link between increased positivity and lower grades, which is associated with higher depression scores.
A study found a significant decline in basic science research published in top medical journals over the past 20 years. This decline may impact physicians' understanding of and interest in basic mechanisms of disease and treatments.
Researchers at McGill University found that chronic pain changes DNA marking in the brain and white blood cells, impacting immune function. This epigenetic discovery could lead to new targets for pain medications.
A roundtable discussion explores the addictive potential of cannabis, its symptoms, risks, and health consequences. The discussion also examines current research efforts to identify effective treatments for cannabis addiction and ongoing clinical trials testing investigational agents.
A study published in Optometry and Vision Science found that children with severe astigmatism can improve their reading fluency after wearing glasses, with effects most apparent among older children reading smaller text. The study supports the recommendation for full-time spectacle wear in astigmatic students.
The updated clinical practice guideline supports doctors of chiropractic's role in diagnosing and treating patients with low-back disorders. The guidelines recommend a hierarchy of clinical methods based on evidence levels and promote active care strategies to improve functional recovery and patient self-reliance.
A new long-term simulation study confirms that partial replacement of lead pipes with copper can increase lead exposure to harmful levels. The study found that elevated lead from corrosion worsened over time for the 50% copper configurations, exceeding health safety thresholds.
A recent French study found that a drug tested on paid volunteers resulted in one death and five hospitalizations but did not contain cannabis or cannabinoids. The drug, an FAAH inhibitor, may have interacted with another protein responsible for the toxicity.
A recent study published in the Journal of Vision shows that individuals can distinguish between focused and distracted crowds, suggesting our gut feelings are reliable. The research reveals the brain has evolved to quickly grasp information from crowds, helping speakers gauge audience engagement.
Researchers found that people eat fewer calories when served smaller pizza slices on large tables, as the larger surface distracts from slice size. The study recommends serving food in small portions and on large surfaces to promote eating less.
The study reveals that citizen science has become a significant force in various scientific disciplines. Citizen scientists contribute millions of observations to research projects, with notable success in biology, ecology, and astronomy. However, the quality of these contributions is often not acknowledged by researchers.
A team of psychological scientists found little evidence to support speed reading as a shortcut to understanding and remembering large volumes of written content. Effective skimming is a more effective approach when interested in getting the gist of what's being read.
Research from the Cornell Food & Brand Lab found that smaller recommended serving sizes on nutrition labels can mislead consumers into purchasing more of unhealthy foods like cookies. Shoppers tend to ignore serving size differences and assume healthier products.
A recent study reveals that animal-borne diseases can persist in wider populations through repeated dispersal, leading to slower but more insidious transmission. This 'slow, smoldering' approach challenges traditional assumptions about disease outbreaks.
New research finds that a person's quality of life is linked to their deceased spouse's earlier quality of life, even when they are no longer living. The study suggests that this interdependence persists, with the deceased spouse's characteristics continuing to influence the surviving partner's well-being.
A new microscopy technique allows for 3-D imaging of single molecules, live cells, and developing embryos with reduced photo toxicity. The breakthrough enables the investigation of broader biological events, expanding the range of microscopes that can be used.
New research in The FASEB Journal suggests that genetic polymorphisms in the one-carbon metabolic pathway combined with low vitamin B may increase risk for vision and other ocular changes during spaceflight. This study could help identify issues related to cardiovascular disease, polycystic ovarian syndrome, and other conditions.
Researchers suggest that playing American Football may be a risk factor for hypertension due to immune system activation and inflammation caused by musculoskeletal trauma. The study also highlights the importance of excess weight as a contributing factor, particularly in linemen.
Researchers suggest GPR119 could treat nonalcoholic fatty liver disease, with administration of its ligand reducing hepatic lipid accumulation in mice. This discovery opens the door to developing new treatments for this increasingly prevalent disease.
Research published in Psychological Science found a link between lead exposure and ADHD symptoms in children with the HFE C282Y gene mutation. The study showed that lead effects were more robust in males and that environmental pollutants like lead play a role in explaining ADHD symptoms.
The new journal aims to highlight the emergence, progress, and impact of quantum information science and related technologies. It will be led by Editor-in-Chief Dr Robert Thew and offers open access publishing options.
New chigger mites discovered on rodents in Thailand expand the country's total known species to 99. The three new species were named after historical figures and belong to the same family as scrub typhus vectors.
Experts recommend that researchers share their data and findings freely during public health crises, citing benefits of faster solutions to healthcare crises and advances in scientific collaboration. This shift towards data stewardship could simplify information sharing mechanisms and lead to greater transparency.
Researchers from Human Computation Institute and Cornell University propose a new vision of human computation that combines human and computer intelligence to solve complex, interconnected problems. This approach enables the construction of flexible collaborative environments that can address challenging issues.
Researchers found that wasp larvae jump towards shaded areas to develop, with lower body mass individuals experiencing more jumps. The behavior helps them survive in unfavorable environments, but comes at a cost of increased energy use.
Researchers warn of declining crop production in the US Midwest, with global implications, and propose a coordinated field research network to gather precise data on crop performance and management practices.
The American Gastroenterological Association has released six clinical practice guidelines for common gastrointestinal conditions. The guidelines recommend budesonide for microscopic colitis treatment and suggest selectively using antibiotics in acute diverticulitis management. AGA also advises against upper GI biopsies in immunocompro...
A study found that people with higher levels of ADHD symptoms also showed greater distractibility, which can impact daily activities and tasks. Increasing task difficulty can help improve focus and performance for both individuals with high and low distractibility traits.
New research shows that people can pick up on nuanced language to identify a speaker's social group membership. Participants were more likely to believe the speaker and Peter shared the same group when the speaker described Peter's behavior in abstract terms, not concrete terms.
A new study found that pomegranate extract supplementation reduced blood pressure in hemodialysis patients, who are at high risk for cardiovascular disease. The study also showed some atheroprotective benefits, but no effects on inflammation or muscle strength.
New research suggests that proactively doing things for others can effectively cope with everyday worries and strains. The study found that helping behaviors boosted participants' daily well-being, reducing negative emotions and improving mental health in response to stress.
Researchers developed a portable ultrahigh vacuum storage system to securely transport air-sensitive platinum metal clusters for XAFS measurements. The 'suitcase' can store up to three samples and is designed for public transportation, reducing travel time and increasing accessibility.
Research found that young men with greater interest in babies showed smaller increases in testosterone in response to sexually explicit stimuli, indicating a 'slow' life-history strategy. In contrast, men who didn't like babies as much were more physiologically aroused by novel sexual stimuli.
A study of 47 men with erectile dysfunction found that 79% were satisfied with the outcome of penile prosthesis surgery. The benefits included improved sexual function, enhanced male identity, and relationship improvements. Most men reported positive emotions, self-esteem, confidence, and increased desire after receiving the implant.
A new study published in Psychological Science found that people who respond quickly to general knowledge questions and visual tasks are perceived as more charismatic. The researchers speculate that mental speed may facilitate charisma by enabling quick masking of inappropriate reactions and making humorous associations.
More than 95% of cancer patients expressed interest in at least one complementary therapy if offered, with vitamins/nutritional supplements being the most commonly used. Patients were also interested in massage, acupressure, nutritional counseling, and mindfulness meditation.
The World Bank's new 'Power of Nutrition' fund aims to promote breastfeeding and reduce undernutrition in developing countries. Investments in this area could transform the health and economy of these nations, particularly during the critical first two years of a child's life.
A new study published in The FASEB Journal suggests that low doses of abscisic acid can reduce glycemia and insulinemia in both rats and humans. This finding has implications for developing new pharmacologic approaches to prevent or treat diabetes.
Researchers from the University of Virginia have received the 2015 Robert W. Cahn Best Paper Prize from Springer's Journal of Materials Science for their work on ytterbium silicate protective coatings. The study optimizes the deposition process for these coatings, which are crucial for advanced gas turbine engines.
Research by Netta Weinstein and others suggests that people's experiences of local nature can explain 8% of survey responses about community cohesion. Additionally, objective measures of green space in neighborhoods account for 4% additional variance in crime rates, outperforming known contributors like socioeconomic deprivation.
The study, published in European Journal of Physics, uses classic work on 'water bells' to explain why the falling curtain of chocolate pulls inwards. Surface tension is the primary force responsible for this phenomenon.
Researchers found that well-trained seniors can expend as much energy as elite athletes during maximal physical exertion. The study, conducted by the University of Copenhagen, revealed that seniors can perform at near-maximum rates for longer periods than expected.
A team of physicists at the University of Alberta has created a method to measure magnetic resonance using mechanical twisting motion detected with light, enabling the miniaturization of magnetic sensors. This technology opens up possibilities for various scientific applications in healthcare, technology, and energy.
Researchers found that reminders helped young children control impulsive behavior, while waiting didn't make a difference. The study suggests that training individuals to look for tangible cues can help improve inhibitory control. Effective reminder-based interventions could involve setting up situations where cues are always present.
Researchers discovered that cancer cells utilize tunneling nanotubes to exchange molecules with neighboring cells, including healthy cells, and a key regulator protein is involved in this process. The findings suggest potential new strategies for cancer treatment by targeting these secret channels.
Research suggests that personal anxiety and mass media coverage interact to determine what people remember about a disease. The study found that selective media coverage can cause people to forget certain health facts, particularly those related to symptoms.
Cardiovascular Innovations and Applications (CVIA) journal was introduced at the 26th GW-ICC meeting, focusing on novel developments in cardiovascular disease. The journal aims to promote cardiovascular innovations and applications for better public health globally.
Future Science OA has been accepted by the Database of Open Access Journals (DOAJ) for indexing, achieving high levels of openness and publishing standards. The journal's gold open access model ensures unbiased and scientifically accurate content through independent double-blind peer review.
Fossils of ancient sharks estimated to be between 18 and 26 feet in length, with the largest specimen being 25% bigger than today's largest predatory shark. The discovery pushes back the fossil record of giant sharks by 170 million years.
A new study found that older adults were better than young adults at correcting their factual errors, with improved performance on low-confidence errors. This challenges the notion that older adults are less accurate and suggests a focus of attention driven by a desire to prioritize truth over confidence.
Researchers have developed a technique that uses volatile organic compounds (VOCs) in exhaled breath to identify biomarkers of hypoxia. The study replicated a standard 'hypoxic' event and found that VOC analysis could detect the condition, which can be life-threatening if left untreated.
The special issue presents research on optimizing human performance in the military through physical fitness and injury prevention. Key findings highlight the importance of balanced fitness programs, sleep health, physical activity, and nutrition behaviors in improving soldier readiness and effectiveness.
Researchers tested 10 commercially available products for mosquito repellency, finding that DEET-based products were the most effective, while some natural alternatives showed promise, including lemon eucalyptus oil and Victoria's Secret perfume.
Researchers have developed a hand-held optical scanner that can image breast tissues in real time, offering benefits over mammography without ionizing radiation. The device uses near-infrared laser diode source to map optical absorption, which may indicate higher blood flow due to abnormalities like tumors.
A multidisciplinary team has reconstructed past environments in the Cantabrian Region over a period of nearly 35,000 years using marine microfauna, small vertebrates and stable isotopes. The study confirms a series of warm and cold events during the Upper Pleistocene, providing insights into human adaptation strategies.
A recent study published in the Journal of Food Science discovered that Ceylon gooseberry skin and pulp contain higher antioxidant activity than other berries like blueberries and cranberries. Gooseberry skin may be a source of natural colorants and antioxidants for food manufacturing.
A three-step intervention increases hiring of female STEM applicants by 6.3 times, with women constituting 50% of those hired after its application to all STEM-faculty hiring at Montana State University. The approach is based on self-determination theory and aims to enhance competence, autonomy, and relatedness in the search process.