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 world-first study by QUT reveals that roadside air is more charged with particles than air under high-voltage power lines, with concentrations up to 15 times higher within 10 meters of a freeway. The study highlights the significant impact of motor vehicle emissions on urban air quality.
Researchers studying sleep apnea aim to understand the link between breathing patterns and blood pressure control in the brain. The IUPUI study may lead to innovative treatments for hypertension.
Scientists have identified two sensory neuron subtypes controlling different respiratory functions in mice, revealing a complex vagus nerve system that may lead to targeted therapies. The study sheds light on the molecular mechanisms underlying breathing control and has implications for treating various conditions.
A new study published in Neurology suggests that heavy snoring and sleep apnea may be linked to an earlier age of memory decline. Treating the disorders with a breathing machine may delay the decline, according to the research.
A study found that sleep disordered breathing can negatively impact declarative memory, making it harder for children to consciously recall learned information. Non-declarative memory, which involves learning new skills through reaction times, was less affected by sleep disturbances.
A new study found that 44% of adults with sickle cell disease experience sleep disordered breathing, which lowers oxygen levels at night. The study suggests screening for sleep disturbances using a questionnaire or oxygen desaturation index to identify potential risks in this population.
A groundbreaking study by MSU doctors discovered that brain swelling is the cause of death in children with cerebral malaria. This breakthrough knowledge will help develop new treatments targeting the swelling, which may save lives by using ventilators to keep children breathing until the swelling subsides.
Researchers at Ben-Gurion University have developed a non-contact breathing sound analysis algorithm to reliably estimate whole-night sleep evaluation for detection of sleep quality, snoring severity, and Obstructive Sleep Apnea. The new approach shows promising results in distinguishing between sleep and wake segments with high accuracy.
A study from Thailand finds that 56% of pregnant women with diet-controlled gestational diabetes have obstructive sleep apnea. The severity of sleep disordered breathing is associated with higher blood glucose levels and greater daytime sleepiness, highlighting the importance of OSA diagnosis in this population.
Researchers found that in muscular dystrophy, abdominal muscles take over more of the respiratory function as diaphragm muscle damage progresses. This study highlights the importance of supporting cardiopulmonary function in neuromuscular disease.
A new study found that emotional conflict between activities makes consumers feel they have less time, generating stress and anxiety. Authors suggest two strategies: slow breathing and channeling stress into positive emotions to reduce feelings of being pressed for time.
Researchers found that women's respiratory muscles consume a greater amount of oxygen during exercise compared to men. This means women use more energy when breathing, potentially impacting leg blood flow and skeletal muscle fatigue.
During the annual hajj pilgrimage, scientists detected high levels of air pollutants, including carbon monoxide and benzene, in Mecca. The exposure to these chemicals increases the risk of heart failure, headaches, and other serious health issues, highlighting the need for improved regulations and reduced emissions.
Researchers have developed a new measure to accurately group children into those with or without sleep-related breathing problems. The study found that movements during sleep are a key indicator of potential sleep problems, leading to improved diagnosis and treatment options.
A rare connexin mutation has been linked to a baby's disordered breathing, with researchers discovering that astrocytes with the mutation cannot bind to carbon dioxide. This breakthrough could lead to the development of an algorithm to pinpoint when a premature infant's breathing pattern goes south.
Case Western Reserve researchers develop a procedure that restores breathing function in paralyzed muscles even after a year of injury. The treatment approach combines enzyme injection and intermittent hypoxia therapy to boost serotonin levels, reactivating the diaphragm and restoring normal breathing.
Scientists at the University of Utah have found that iguanas, not known for high-capacity aerobic fitness, have bird-like breathing patterns in their lungs. This discovery bolsters the case that unidirectional airflow evolved long before the first birds, suggesting a common ancestor among lizards, snakes, crocodiles, and dinosaurs.
A new study found that older women with moderate to severe breathing disruptions during sleep are more likely to experience a decline in their ability to perform daily activities. The research suggests that treatment of sleep-disordered breathing may help prevent functional decline.
Researchers from Universidad Politécnica de Madrid and the National Institutes of Health provide a wealth of patient imaging data to build tools for diagnosing coronary heart disease. The publication includes a virtual machine with software and data, enabling direct experimentation and annotation.
Researchers discovered that tortoises' modern breathing apparatus was already in place in the earliest fossil tortoise, Eunotosaurus africanus. The study suggests a gradual increase in body wall rigidity led to the evolution of both the tortoise shell and unique breathing mechanism.
Scientists are developing low-cost air-cleaning devices to replace expensive metals like platinum and palladium. Recent studies have shown promising results in improving indoor air quality, potentially alleviating symptoms of 'sick-building syndrome'
Researchers found that asthma patients who practiced shallower breaths and paired it with biofeedback significantly reduced their symptoms and improved lung function. The study also showed that this method can lead to better long-term lung health and reduced dependence on emergency medication.
A new technique using bioimpedance measurement reduces image degradation caused by respiratory motion during PET scans, enabling more accurate detection of cancers and heart conditions. This improved imaging quality can lead to better diagnosis reliability and treatment response monitoring.
A new study from the University of Wisconsin-Madison finds that yogic breathing can effectively reduce symptoms of PTSD, including anxiety and hyperarousal. The practice has been shown to lower respiration rates and reduce PTSD symptoms in veterans.
A new study published in the Journal of Allergy and Clinical Immunology has found that indoor mold can lead to breathing problems and increase the likelihood of developing asthma. The research highlights the importance of adequate heating, ventilation, and home maintenance to reduce mold growth and its effects on health.
A study published in Anesthesiology found that GAL-021, a novel therapeutic drug, may reverse or prevent respiratory depression in patients taking opioid medication without compromising pain relief. Researchers also found that GAL-021 had no adverse effects on non-respiratory variables such as sedation or blood flow.
Researchers have developed graphene-infused rubber bands that can measure breathing, heart rate, and movement, enabling affordable remote healthcare monitoring. The technology has the potential to revolutionize remote healthcare, particularly in developing countries where access to medical care is limited.
A new study by Marine Biological Laboratory scientists has determined that as forests age, their ability to grow decreases due to reduced carbon dioxide uptake and respiration. This finding suggests the future growth of US forests will decline, potentially impacting the country's role as a carbon sink.
A new study found that obstructive sleep apnea (OSA) causes a reduction in activity among brainstem neurons responsible for regulating heart rate. This reduced activity contributes to increased heart rate and blood pressure, as well as the risk of cardiovascular events in OSA patients.
A recent study published in Frontiers in Human Neuroscience found that nondirective meditation, such as Acem technique, increases activity in the brain's resting network, which processes thoughts and feelings, while concentrative meditation has less activation in this area.
A new study found that poor global QOL scores do not predict worse survival in high-risk lung cancer patients undergoing sublobar resection, contradicting prior studies. Patients with breathing problems at baseline or decline in function after surgery had poorer overall survival.
Scientists at the University of Bristol have received funding to test a powerful new drug, NLX-101, which selectively targets serotonin receptors in the brain. The goal is to alleviate the distressing breathing abnormality associated with Rett syndrome, a condition affecting 1 in 10,000 female births worldwide.
Scientists at the University of Colorado School of Medicine have identified solitary chemosensory cells as potential causes of non-allergic rhinitis. These cells detect irritants and trigger an inflammatory response, leading to symptoms such as a runny nose and difficulty breathing.
A study found that premature babies supported by high-frequency oscillation had superior lung function in adolescence, with improved breathing abilities and enhanced cognitive skills. The findings suggest a potential shift in ventilation practices in UK neonatal units.
Researchers found that routine delivery did not decrease maternal complications but increased neonatal respiratory distress syndrome, while expectant monitoring reduced risks in both mothers and babies. The study suggests that expectant monitoring should be considered for women with hypertensive disorders between 34-37 weeks of pregnancy.
A study finds that 77 percent of spinal cord injury survivors have symptomatic sleep-disordered breathing, while 92 percent experience poor sleep quality. The nature of sleep apnea in these patients is complex, with a high occurrence of both obstructive and central sleep apnea events.
A new video training from the Boston University School of Medicine provides expert guidance on endotracheal extubation techniques. The video aims to improve early removal of breathing tubes, reducing complications and improving patient outcomes.
A study by University of Utah researchers found that monitor lizards have a mostly one-way, looping air flow in their lungs, challenging previous notions about the function of this breathing pattern. The discovery raises questions about the evolutionary origins of this unique pattern, which may be as old as 270 million years.
Researchers investigated sleep breathing in quadriplegic patients and found a significant correlation between spinal cord injury level and sleep-disordered breathing. Those with cervical SCI were more likely to have central sleep apnea, which can be life-threatening if left untreated.
A new study published in Experimental Physiology found that women exhibit greater shortness of breath when exercising compared to men. The study suggests that this disparity is caused by a stronger electrical activation of the respiratory muscles, specifically the diaphragm, needed to compensate for smaller lungs and airways.
Researchers trained pond snails to forget how to breathe air and found that single stressful events impaired memory, but multiple stresses blocked all learning and memory. The study published in PLOS ONE reveals that stress affects animals' ability to form long-term memories.
Researchers have discovered that meclizine inhibits mitochondrial respiration, leading to reduced cellular oxygen consumption. This finding opens up new applications for the drug in treating diseases such as heart attack, stroke, and neurological disorders.
Researchers have developed a method to accurately measure heart and respiration rates remotely, without physical contact, using a simple video camera paired with complex algorithms. The approach has been tested on humans, mice, pigs, and zebrafish, with high accuracy and reliability.
Researchers at Tel Aviv University found that viral respiratory infections may be behind the seasonal spike in sleep-disordered breathing among children. The study, published in Sleep Medicine, suggests that winter months are when pediatric sleep-disordered breathing worsens, contrary to previous assumptions about asthma and allergies.
Researchers found that choir members' heart rates synchronize when singing in unison, with a direct link between melody and cardiac activity. This effect is similar to controlled breathing exercises, which regulate vagus nerve activity.
Researchers at the University of Liverpool identified a distinctive molecular signature in myoglobin that allows diving mammals to store oxygen. This adaptation enables elite divers like sperm whales to hold their breath for over an hour, while land mammals can only hold theirs for a few minutes.
A recent study published in the Journal of the American College of Cardiology found that obstructive sleep apnea is associated with a significantly higher risk of sudden cardiac death. The study, which followed over 10,700 participants for an average of 5.3 years, revealed that people with sleep apnea were almost twice as likely to exp...
A new, bioresorbable tracheal splint created using 3D printing technology successfully treated a baby with severe tracheobronchomalacia, saving his life. The device was designed and fabricated at the University of Michigan, where it was used to treat Kaiba, a 20-month-old boy who stopped breathing regularly.
A new study found a link between sleep-disordered breathing (SDB) and Alzheimer's disease risk factors in cognitively normal elderly patients. Lean SDB patients showed biomarkers of AD risk, including increased P-Tau and T-Tau levels, glucose hypometabolism, and hippocampal atrophy.
Children between 16 and 36 months are vulnerable to accidental strangulation from window blind cords. The risk is due to their relatively large heads, softer windpipes, and limited muscular control, making it harder for them to disentangle themselves.
Researchers found that partial sleep deprivation led to less healthy vascular function and impaired breathing control. After a short period of normal sleep, vascular function returned to baseline, suggesting an adaptive response. The study suggests a mechanism behind the connection between sleep loss and cardiovascular disease.
Scientists found that using a handsfree kit or sending text messages while driving has the same effect on reaction capacity as consuming alcohol above the legal limit. The study, conducted in Australia and Spain, used a simulation test involving 12 healthy volunteers who drove at speeds of 60-80 km/h.
Scientists have discovered that superoxide dismutase (SOD1) regulates cell energy and metabolism, preventing uncontrolled cell growth associated with cancer. This enzyme also protects cells from free radical damage.
Approximately ten percent of 6 year olds have sleep-disordered breathing, with certain craniofacial morphology traits increasing the risk. Early intervention and diagnosis can prevent progression of the disease.
The University of California - Los Angeles Health Sciences successfully performed the nation's first
A novel brain mechanism has been identified that mediates the inhibition of critical breathing muscles during REM sleep, causing snoring and obstructive sleep apnea. This inhibition affects the airspace behind the tongue, leading to self-suffocation episodes, which can occur hundreds of times a night.
A study of 334 patients with confirmed pulmonary embolism found that difficulty breathing, chest pain, and cough were present in 72%, 38%, and 19% of cases, respectively. Cancer was the most common risk factor, present in 27% of patients.
Researchers found a carbon-dioxide-sensitive neural circuit in ancient fish that likely evolved into the lungs of vertebrates. This discovery sheds light on the origins of air breathing and its role in vertebrate evolution.
A recent study published in The BMJ found that muscle relaxants given to patients during general anesthesia are associated with an increased risk of serious breathing problems after surgery. Giving drugs to reverse the muscle relaxants after surgery may increase the risk further. Strategies to prevent lingering effects after surgery ne...
Patients with COPD report fatigue, sleepiness, and impaired quality of life due to poor sleep quality. The study found an association between daytime hypoxemia and sleep efficiency in COPD patients.