Articles tagged with Respiration
Caffeine enhances sprint power output and reduces muscle pain, with effects lasting at least 3.5 hours. The study found that pre-exercise caffeine improves repeated sprint performance by altering physiological and perceptual responses.
A five-year project led by UC Riverside researcher Erica Heinrich seeks to improve respiratory care for patients with conditions like COPD and those on mechanical ventilation. The study aims to develop a machine-learning algorithm that can predict respiratory comfort more accurately than physicians' estimates.
The consensus defines four principal high-risk groups and recommends education and personal protection, early diagnosis and treatment, hospital infection control, and practical measures for resource-limited settings. High-risk patients require targeted prevention and early intervention to prevent secondary mucormycosis.
A national trial found that treating young children with an oral bacterial extract did not reduce the risk of severe wheezing and respiratory illnesses that can precede asthma. The ORBEX trial, led by the University of Arizona, tested the preventive potential of OM-85, a treatment that had shown promise in earlier, smaller studies.
Researchers at the University of Liège developed a breath analysis method to predict response to biologics for severe asthma. The method uses a signature of 17 volatile molecules present in breath to distinguish between responder and non-responder patients, outperforming traditional tests in accuracy.
A clinical trial shows that laughter therapy can reduce breathing difficulties and is as effective as traditional breathing exercises in COPD patients. Patients who underwent laughter therapy had less difficulty breathing and better overall health compared to those who received traditional breathing exercises or no treatment.
University of Connecticut researchers found that Rett syndrome symptoms are caused by a lack of dopamine in the carotid body, leading to unstable breathing. This discovery may lead to new treatments for Rett syndrome and other diseases involving dopamine imbalance.
Research reveals individual breaths at rest create unique brain wave patterns, affecting mental processes such as thinking, attention, and emotional regulation. The study suggests that brain-body interactions are crucial for assessing and treating neuropsychiatric patient populations.
Researchers developed a handheld breath detector that measures acetone levels with laboratory-level accuracy in 90 seconds. The device tracks changes in fat metabolism during various scenarios, including exercise and fasting, providing insights for clinicians to personalize treatments.
New research uses mice to explore mechanisms for combating slow breathing from fentanyl, a symptom that can lead to overdose and death. Altering the activity of specific neurons increased breathing rates, while targeting another signaling system alleviated slow breathing.
A study led by Erica Heinrich highlights a critical gap in detecting and treating breathing discomfort or dyspnea in ventilated patients. Dyspnea is often hard to recognize, but carbon dioxide levels may be more significant drivers of breathlessness than oxygen levels.
Research reveals birds can harness lactate to rapidly resurrect blood function, outperforming mammals. Lactate enables bird RBCs to convert methaemoglobin back to haemoglobin three times faster than mammalian RBCs.
Researchers found that smoking substantially stiffens human lung parenchyma, making breathing progressively difficult. The study provides detailed mechanical data for human lungs, which may improve ventilator design and surgical planning tools.
A new study found that fur seals' heart rate peaks six to eight hours after returning to land, indicating a delayed recovery from the physiological costs of foraging at sea. This suggests that seals use their time onshore to actively recover and replenish oxygen stores.
A new study confirms that trilobites' feather-like structures attached to their limbs functioned as sophisticated gills, allowing them to extract oxygen from seawater. The research resolves a long-standing controversy over the respiratory capabilities of these ancient arthropods.
Researchers at Chalmers University of Technology have developed a new method for measuring breathing movements in patients with impaired lung function using radio frequency technology. The technique involves placing small tags on the chest wall, which can detect even slight differences in breathing movements and provide a detailed pict...
Long COVID affects quality of life with neuropsychiatric issues like cognitive dysfunction, depression, and memory loss, impacting daily tasks and work. The review highlights the need for standardized diagnosis and treatment to address this chronic condition.
A randomized clinical trial investigated the effectiveness of low-use vs high-use physical restraint strategies in critically ill patients receiving mechanical ventilation in the ICU. The study found no significant reduction in days free of delirium or coma at 14 days, regardless of the restraint strategy used.
A study from the University of Cambridge identified twelve dog breeds at risk of Brachycephalic Obstructive Airway Syndrome, a condition causing serious breathing problems. The breeds include Pekingese, Shih Tzu, and Staffordshire Bull Terrier, with narrow nostrils and short head shapes being significant risk factors.
A new study reveals chronic breathlessness is associated with longer hospital stays and higher healthcare costs in Australia. The research highlights the urgent need for clinicians and policymakers to recognize chronic breathlessness as a major driver of hospital admissions and healthcare expenses.
A cross-sectional survey of 29,268 participants found a significant association between dysfunctional breathing and respiratory conditions, as well as non-respiratory diseases like epilepsy. Tobacco use was also linked to increased prevalence of DB, particularly among those with comorbidities.
A new study has discovered a strong link between chronic fatigue syndrome and abnormal breathing patterns, which may be worsening symptoms. Dysfunctional breathing was found in nearly half of the patients, with 71% experiencing breathing problems during exercise.
Researchers at the University of Arizona Health Sciences will use a precision medicine approach to increase the effectiveness of sleep apnea treatment in people with Down syndrome. The study aims to evaluate the combination of two medications, atomoxetine and oxybutynin, for OSA in individuals with Down syndrome.
A world-first study suggests that a person's marathon potential may be identified through a simple check of their hands. Lower digit ratio is linked to cardiorespiratory fitness and exercise tolerance. This biomarker could help coaches identify talent or recreational athletes understand their endurance potential.
A global study by UniSA researchers found that 94% of people who use wearable activity trackers are open to sharing their health information with healthcare providers. This could lead to more personalized and responsive care. The demand for personalized healthcare is on the rise, and wearable activity tracker market is increasing.
A groundbreaking study from the University of Virginia Health System reveals distinct immune patterns in patients with persistent breathing issues after COVID-19. The research identifies specific T cell changes linked to lung damage and fibrosis, paving the way for personalized treatments.
A recent study on the Haenyeo divers from Korea found that they have distinct genetic adaptations, including gene variants associated with cold tolerance and decreased blood pressure. The researchers also discovered two unique gene variants in the Haenyeo population that may help them cope with the pressures of diving.
A new study found that increased perceived stress can lead to worsened respiratory symptoms and decreased quality of life in individuals with chronic obstructive pulmonary disease (COPD). The study also examined the association between stress and platelet activation, oxidative stress, and systemic inflammation.
Researchers have identified two proteins in birds that compensate for the loss of a key immune component in humans, providing insights into combating respiratory diseases. The study sheds light on how birds maintain lung protection despite their unique respiratory anatomy.
A new study by the University of Bath found that London's Low Emission Zones significantly reduced harmful pollutants, resulting in lower sick leave rates and improved mental well-being. The introduction of Ultra Low Emission Zones also delivered substantial cost savings.
Researchers at Tulane University identified a potential new way to treat idiopathic pulmonary fibrosis (IPF) using an FDA-approved cancer drug. The treatment works by blocking the CTLA4 protein, which blocks overactive T cells, allowing the immune system to clear out damaged cells that cause lung scarring.
Juvenile-onset recurrent respiratory papillomatosis (JORRP) is a rare disease causing chronic hoarseness and breathing difficulties in children. New clinical guidelines provide actionable recommendations for early recognition, diagnosis, and treatment to improve long-term outcomes.
Researchers found that extending nasal continuous positive airway pressure (CPAP) in preterm infants beyond usual care significantly improves lung growth and development, leading to better respiratory health. This study suggests a simple non-pharmacologic intervention that can be applied globally to improve lifelong lung function.
A major Danish nationwide cohort study found that adults with respiratory syncytial virus-associated acute respiratory infection (RSV-ARI) experience significantly worse health outcomes, including a 2.7-fold higher risk of death within one year compared to the general population. RSV-ARI also leads to exacerbations of COPD and asthma, ...
A breakthrough in medical technology, the wearable stethoscope accurately monitors lung sounds in real-time and detects wheezing. An AI-based algorithm classifies breathing sounds and counts wheezing events with high accuracy.
The study found that patients with coaxial silicone drains had lower analgesic consumption and better-preserved respiratory muscle strength during the first 2 postoperative days. This suggests that coaxial SIL drains can reduce postoperative pain and improve patient comfort and recovery following VATS lobectomy.
The Howard University football team participated in an American Heart Association Hands-Only CPR training session. Learning this lifesaving skill puts the athletes and coaches one step closer to making a difference in someone's life when it matters most.
Researchers discovered that babies can perceive their own heartbeat and breathing at an early age. The ability to recognize body signals is linked to emotional awareness and self-perception, with implications for developmental psychology research and mental health.
Researchers developed an AI-powered breath test to detect silicosis, a lung disease caused by inhaling silicon dioxide particles. The test shows high accuracy in differentiating between affected and unaffected individuals, with results provided in minutes.
Researchers at Karolinska Institutet have developed a new method to diagnose COPD by analyzing protein levels in nasal lavage. The study found that elevated IL-26 levels can indicate an early phase of the disease, and may lead to new treatment strategies targeting this cytokine.
Researchers found robust, virus-fighting T cells in lung tissue that correlate with reduced viral load, inflammation, and improved respiratory function. These cells maintain a polyfunctional memory phenotype after viral clearance, highlighting their role in controlling COVID-19.
Researchers at the University of Basel discovered that mitochondrial proteins assemble into large supercomplexes, crucial for providing cells with energy. These findings may lead to insights into human diseases and biotechnology applications.
Researchers found that people who later experienced persistent shortness of breath or fatigue had significantly fewer steps per day and a higher resting heart rate before contracting the virus. These findings suggest a link between lower fitness levels and preexisting health conditions in long COVID patients.
The Chinese Medical Association has released updated guidelines for pediatric mycoplasma pneumoniae infection, emphasizing a multi-faceted diagnostic approach and evidence-based treatment strategies. The guidelines highlight the importance of accurate diagnosis and responsible antibiotic use to combat rising resistance.
The HE Breathing ventilation mode has been shown to significantly enhance surgical safety, reduce perioperative mortality, and promote faster recovery in complex airway surgery. By reducing anesthesia time and hospital stays, this innovative technique offers a major advantage over conventional intubated ventilation methods.
Research reveals that dry air caused by climate change dehydrates airways, triggering inflammation and associated conditions like asthma and chronic cough. Higher temperatures and drier air may lead to widespread airway inflammation in the US by mid-century.
Ancient bacteria can respire carbon dioxide and hydrogen into acetic acid to produce ATP. A new mechanism involving sodium ions is activated when acetic acid is produced, driving a molecular turbine that generates energy.
A recent NIH-supported clinical trial found that adenotonsillectomy significantly reduces medical office visits and prescription medicine use in children with mild sleep-disordered breathing. The surgery was tied to a 32% reduction in health care encounters and a 48% reduction in prescriptions used among participants.
A new study found that adenotonsillectomy, a surgical procedure for enlarged tonsils and adenoids, significantly reduces medical office visits and prescription medicine use in children with mild sleep-disordered breathing. The surgery was associated with a 32% reduction in healthcare encounters and a 48% reduction in prescriptions.
A new analysis of NHS England survey data found that nearly one in ten people (9.1%) in England think they could have Long Covid but aren't sure. Higher rates were observed among people living in deprived areas, those with particular ethnic backgrounds, and parents or carers.
A randomized trial found that adenotonsillectomy surgery reduced healthcare utilization in children with mild sleep-disordered breathing by 32% fewer doctor visits and 48% fewer prescriptions. This effective early intervention supports reducing behavioral, neurocognitive, cardiovascular, and cardiometabolic issues.
Researchers identify methyl halides as a potential sign of microbial life on Hycean planets with thick hydrogen atmospheres. The gas could accumulate in exoplanet atmospheres and be detectable from light-years away, offering an optimal strategy for the search for extraterrestrial life.
A study by Cambridge researchers found that a routine lung function test used to diagnose asthma is more reliable in the morning. The reliability of the test decreases throughout the day and differs significantly between winter and autumn, with individuals being 33% less likely to receive a positive result during autumn.
Researchers found that ice slurry ingestion lowered core temperature, reduced ventilation, and increased cerebral blood flow index during exercise in the heat. This study suggests that pre-exercise ice slurry may alleviate hyperventilation and cerebral hypoperfusion, improving late-stage endurance performance.
A new University of Texas at Arlington study reveals high concentrations of microplastics in bird lungs, with average particles per species and gram of lung tissue measured. The study highlights the urgent need to address plastic pollution and its far-reaching impacts on ecosystem health and human health.
The Global Pediatric Pulmonary Alliance recommends prophylactic mAbs as the best available preventive measure against RSV. A single dose of long-acting mAbs can provide season-long protection to infants, with real-world evidence supporting this strategy.
A new study found that interventions before, during, and after abdominal surgery did not reduce the severity of lung complications in patients compared to usual care. Lung function can make recovery more difficult and increase the risk of serious complications.
Researchers analyzed gene expression profiles in rats undergoing extracorporeal membrane oxygenation, finding reduced inflammation and increased immune suppression with spontaneous breathing. The study suggests weaning off ventilator support during VV-ECMO may be beneficial for clinical practice.
Researchers at Karolinska Institutet discovered a fundamental mechanism linking breathing to pupil size, which affects vision. The study shows that the pupil is smallest during inhalation and largest during exhalation, impacting visual perception.
The Off the Field National Football League Wives Association partnered with the American Heart Association and other organizations to promote water safety skills among children. The event, held in New Orleans, provided Hands-Only CPR and automated external defibrillator education.