Articles tagged with Respiration
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A new study by University of Waterloo researchers highlights the importance of using better face masks and proper ventilation to mitigate COVID-19 transmission indoors. The study found that higher-quality masks can filter up to 50% of exhaled aerosol droplets, while even modest ventilation rates are effective in reducing risk.
Obstructive sleep apnea is common in kids and adolescents, affecting 1-6% of all children and 30-60% of obese adolescents. It can raise blood pressure and link to insulin resistance, abnormal lipids, and cardiovascular health issues. The American Heart Association calls for further studies on the topic.
A Bar-Ilan University study found that individuals with more relaxed heart rate/respiratory function 2-3 years prior to SARS-CoV-2 reported greater mental well-being during the pandemic. Physiological measures such as RSA and SCL were used to assess individuals' mental well-being and regulation of negative emotions.
A new study found that fine aerosols generated during talking and singing can contain more viral particles than coarse aerosols, highlighting the importance of reducing exposure to these particles in indoor environments. The research suggests that these aerosols may play a significant role in SARS-CoV-2 transmission.
Researchers found individuals with well-controlled asthma have significantly lower odds of hospitalization and ICU admission compared to those with uncontrolled asthma. Asthma patients using their medications showed a decrease in worsened COVID-19 outcomes.
A randomized clinical trial found that graphic warning labels on cigarette packaging changed the perception of US smokers, making them more likely to recognize the negative consequences of tobacco use and consider quitting. However, it did not significantly increase quit attempts or reduce nicotine addiction.
Researchers at the University of Warwick used computational modelling to investigate the impact of high breathing efforts on COVID-19 patients' lungs. They found that increased respiratory efforts can produce injurious pressures and strains, posing a risk of lung injury. The study suggests that patients with acute respiratory failure d...
A new study found that many parents recognize signs of sleep-disordered breathing in their children but fail to bring it up with their doctor. Parents are advised to check on their child's sleep quality and share concerns with their doctor to catch potential health issues early.
The VATRAC trial confirms VivAer's safety and efficacy in treating nasal airway obstruction caused by nasal valve collapse. Patients treated with VivAer showed significant improvement in symptoms compared to the control group, with superior responder rates and symptom reduction.
A crossover trial found that exercising with a mask elevated breathing resistance and reduced peak exercise oxygen uptake, but did not compromise overall fitness. The study suggests that wearing masks during exercise may exert physical limitations on capacity, but the clinical relevance of this finding is uncertain.
A new study from the University of Colorado at Boulder found that a 5-minute daily workout can lower blood pressure and improve vascular health, comparable to traditional exercise or medication. The ultra-time-efficient maneuver, known as High-Resistance Inspiratory Muscle Strength Training (IMST), was developed for breathing muscles a...
Researchers found that normal breathing indoors without a mask can transport virus-laden saliva droplets up to 7.2 feet in just 90 seconds. Masks significantly restrict this movement, reducing the distance to less than 6 feet after two minutes.
Computational simulations reveal that DNA sequence and histone tail dynamics play crucial roles in nucleosome breathing. The study provides unprecedented insights into gene expression mechanisms and may contribute to understanding diseases and optimizing therapeutical cell type conversions.
Computer simulations reveal that DNA sequence and histone tails play crucial roles in nucleosome breathing, a motion essential for gene expression regulation. The findings provide unprecedented insights into the mechanisms that control chromatin dynamics.
Researchers discovered that semi-aquatic anoles use a bubble to re-oxygenate the air they exhale, allowing them to stay underwater for extended periods. The lizards' hydrophobic skin facilitates this process, which is essential for their survival in aquatic habitats.
A study of 1,095 patients with COVID-19 found abnormal blood-oxygen levels and breathing rates are strong predictors of poor patient outcomes. Researchers recommend monitoring for these signs at home or seeking medical attention earlier to potentially save lives.
Children who undergo adenotonsillectomy surgery to treat sleep disorders experience improved sleep quality and quality of life. However, their behavior remains unchanged. The study suggests that parents may be reassured by post-operative improvements in behavior due to factors such as increased family sleep and reduced parental worry.
Researchers have found that rodents and pigs can survive with the help of oxygen administered through their rectum. A liquid-based alternative has also been developed, which reversed symptoms in both models without producing side effects.
Researchers at Ural Federal University found that yoga and breathing exercises can improve attention and reduce hyperactivity in children with ADHD. The studies involved 16 children aged six to seven years who received special classes, including diaphragmatic rhythmic deep breathing exercises.
New research from the University of Virginia School of Medicine has identified a sequence of events during seizures that can progress to death. The researchers found that breathing disruption, or apnea, occurs during seizures and that artificially stimulating breathing can prevent sudden death after a seizure.
Children who regularly snore have structural brain changes that may explain behavioral problems such as lack of focus, hyperactivity, and learning difficulties. Thinner gray matter in certain brain regions correlates with these issues.
Research shows that social distancing is equally important as mask wearing when people are indoors, even without coughing or sneezing. The study also highlights the need for better mask design to reduce droplet leakage and adequate ventilation systems to minimize airborne transmission.
A University of Washington-led team has developed a system that uses machine learning to capture subtle changes in facial light reflection to estimate pulse and respiration rates from smartphone videos. The system outperforms previous versions on diverse datasets, including those with darker skin tones.
A new study found that coughing and deep breathing create more than 100-fold greater amounts of aerosols than oxygen therapies, increasing the risk to frontline staff. The research challenges current guidelines, suggesting that healthcare workers wear only surgical masks face a higher risk of infection.
A study found that newly abstinent opioid users resist carrying naloxone, even if it can save their lives. Researchers suggest reframing the meaning of carrying naloxone to represent a commitment to group safety and wellbeing. They propose re-targeting naloxone distribution efforts to include persons at any phase of their drug use.
A study published in JAMA found that 40% of critically ill patients who undergo tracheal intubation experience life-threatening complications. The research highlights the importance of understanding these complications to improve patient outcomes and reduce mortality rates.
Researchers at New York University discovered that birds' looped airways facilitate one-way flows of air, allowing them to perform complex tasks like flying across oceans and high altitudes. This finding offers new insights into aerodynamics and potential applications in flow engineering for respiratory ventilators and other technologies.
Researchers at the University of Washington developed a new AI system that can track individual heartbeats using smart speakers. The system sends inaudible sounds and uses machine learning to identify signals from both regular and irregular heartbeats, achieving accuracy comparable to standard heartbeat monitors.
Researchers found that cotton fabrics become better filters when exposed to humid conditions, increasing filtration efficiency by an average of 33%. Synthetic fabrics performed poorly relative to cotton and did not improve with humidity.
A study suggests that wearing a face mask during vigorous exercise has a small effect on breathing and heart rate, but does not pose a risk to health.
Researchers have captured detailed images of newborn babies' lungs as they take their first breaths, revealing complex methods of adapting to air-breathing at birth. The study provides clues to improving preterm babies' survival chances and long-term health outcomes.
A new study suggests that ecosystems respond differently to rising temperatures, with warmer climates showing a weaker effect on carbon respiration and cold climates experiencing an extreme rise. This finding has implications for climate change predictions and conservation efforts.
A new study reveals that reducing body temperature improves surfactant activity, making it easier for oxygen to enter the lungs. Therapeutic hypothermia could be a potential treatment for ARDS, affecting critical patients worldwide.
A team of engineers at the University of Cambridge identified the physical mechanisms responsible for wheezing, a condition affecting up to a quarter of the world's population. They developed a 'tube law' to predict when wheezing occurs and could lead to a cheaper and faster diagnostic for lung disease.
A new tool using machine learning predictive modeling has been developed to predict the success of extubating ICU patients on intensive mechanical ventilation. The study analyzed data from over 1,000 patients and showed a significant reduction in reintubation rate from 9% to 1%.
The American Rhinologic Society has launched SinusHealth.com, the first-ever patient-focused online resource dedicated to nasal and sinus conditions and treatments. James Nestor will discuss his book Breath: The New Science of a Lost Art, exploring the science of breathing and its impact on health.
A new negative pressure ventilator, known as exovent, offers more comfortable treatment options for respiratory failure patients with COVID-19. The device requires fewer staffing resources and can be easily adapted for developing countries, providing a non-invasive alternative to traditional ventilation methods.
A new study finds that Earth's temperature tipping point for carbon uptake is already being exceeded in nature, with potential catastrophic consequences. If emissions continue unchecked, up to half the terrestrial biosphere may experience temperatures beyond this productivity threshold by mid-century.
A highly sensitive wearable sensor can detect early COVID-19 symptoms and monitor heart disease by detecting subtle cardiac and respiratory movements. The device, made of skin-safe material, is small enough to be attached directly to the patient's body.
Researchers at TUM found that nocturnal respiratory rates can help predict the success of ICD treatment in heart patients, with a 31.3% survival advantage observed in those with lower breathing rates. The study demonstrates the predictive value of breathing frequency for therapeutic efficacy.
Researchers at Penn State have developed a new system that can harvest energy from human breathing and motion to power wearable health-monitoring devices. The system uses stretchable micro-supercapacitors with an island-bridge design, allowing it to stretch up to 100% without losing its functionality.
A team of researchers has discovered a signaling system within the brainstem that activates almost immediately at birth to support early breathing. This finding may offer important insights into Sudden Infant Death Syndrome (SIDS) and other breathing problems.
New global guidelines suggest exceeding weekly recommended physical activity levels can counter early death risk linked to long periods of sedentary time. The World Health Organization recommends 150-300 minutes of moderate intensity physical activity or 75-150 minutes of vigorous-intensity activity per week.
Researchers at MLU discovered that special activity trackers can accurately measure respiratory rates while sleeping, offering a new diagnostic tool. The study showed that minimal arm movements can provide more precise conclusions about breathing than standard ECGs.
A study of 214 children found that final diagnoses differ from referral diagnoses in 54% of cases, with asthma being the most common cause. Inhaling medication was prescribed to 91% of children with a final diagnosis of asthma, while physiotherapy was recommended for 50% of those with dysfunctional breathing.
Researchers found that masks have minimal effects on lung function, even in healthy individuals, and do not increase the risk of shortness of breath or difficulty breathing. The study suggests that wearing a mask can be uncomfortable but does not impact cardiopulmonary function.
A team of researchers tested the effectiveness of different fabrics at filtering ultrafine particles, comparable to coughing or heavy breathing. Most fabrics commonly used for non-clinical face masks were found to be effective, with N95 masks being highly effective.
Researchers at the University of Tsukuba found that hydrogen sulfide is essential for maintaining normal breathing patterns in mammals. The production of hydrogen sulfide allows brain regions responsible for controlling breathing to function normally.
The First Book of Breathing, an ancient Egyptian funerary text, was analyzed based on papyrus FMNH 31324. The composition was created through a careful exegetical process involving the selection and interweaving of Book of the Dead spells.
Researchers from the University of Cambridge used 3D printing to create sensors beyond conventional film-based devices, outperforming commercial sensors in monitoring rapid breathing. The fibre sensors can detect breath moisture leaked through face coverings, providing potential indicators for viral transmission protection.
A widely used breathing test for patients with respiratory problems is flawed, according to a new study, as it fails to account for individual breathing patterns. Increasing the measurement time to two minutes and using specialized equipment could improve accuracy.
Researchers tested various mask types against expired particles, finding surgical and N95 masks block up to 90% of particles. Cloth masks, however, released a large amount of fibers into the air, emphasizing the importance of regular washing.
Researchers at Swansea University are exploring a new method to help people recover from COVID-19 using breathing exercises and a hand-held device. The project aims to improve shortness of breath and overall well-being, with volunteers invited to take part.
The Michigan Tech's Open Sustainability Technology (MOST) Lab has developed three new open-source tools in response to COVID-19: a high-temperature 3D printer, a firefighter PAPR mask, and an emergency-use ventilator. These devices can be built using locally sourced materials, reducing costs and increasing accessibility.
Researchers explore the possibility that mindfulness with paced breathing lowers blood pressure, reducing risks of stroke and heart attacks. The study aims to test this hypothesis through a pilot trial, which could lead to further research and potentially life-saving results for millions worldwide.
A study using ocean chemistry models reveals that respiration quotient increases with rising temperature, leading to accelerated declines in ocean oxygen. The findings suggest a link between global warming and reduced ocean oxygen availability.
Researchers have solved the debate on respiration's initial molecular events by studying nitrosyl-myoglobin. Using XES, they found that the transition from low-spin to high-spin domed heme is caused by a cascade among spin states.
Community members supplied with naloxone and a smartphone application can act quickly to reverse opioid overdose before EMS arrival, reducing mortality. The study found that layperson-initiated overdose reversal occurred in 59.6% of cases, with volunteers administering naloxone prior to EMS arrival.
A Yale study found that teaching college students specific techniques for managing stress and anxiety improves their mental health and wellbeing. The most effective program led to improvements in six areas of wellbeing, including depression and social connectedness.
Adult survivors of preterm birth may have impaired respiratory mechanics, making exercise and lung function more difficult. Researchers are studying the underlying causes to help clinicians accurately target treatment.