Articles tagged with Respiratory System
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Researchers have created an artificial lung system that temporarily replaced a patient's lungs' functions, allowing him to survive for 48 hours until a double lung transplant was available. The study shows that this approach may serve as a life-saving bridge to transplantation, providing new hope for those with severe respiratory condi...
TBX4 plays a central role in regulating mesenchymal-epithelial communication during organogenesis. It also has significant implications in respiratory medicine, orthopedics, and oncology.
A new study identifies fatty acid elongase ELOVL5 as a key promoter of inflammation resolution in the lungs. The research reveals that ELOVL5 works through a dual mechanism to dampen inflammatory pathways and generate pro-resolving lipid signals.
The study demonstrated that nebulized HL231 at 261 µg/141 µg dose achieved comparable bronchodilation efficacy, pharmacokinetic profiles, and safety outcomes to Ultibro. HL231 showed a clear dose-response relationship with predominantly mild-to-moderate adverse events.
A systematic review and meta-analysis of ECMO in ARDS patients found a mortality rate of 48% and identified key predictors including patient age, BMI, SOFA score, and treatment parameters. The study highlights the need for standardized ECMO guidelines tailored to specific ARDS subgroups.
Researchers found that tubeless anesthesia significantly reduces postoperative complications, promotes enhanced recovery, and lowers costs in selected patients. The study also showed improved respiratory function and reduced intubation times.
Researchers discovered that woodpeckers brace their head, neck, abdomen, and tail muscles to hold their bodies rigid while pounding on wood. The birds synchronize their breathing with each impact, like ace tennis stars grunting noisily to stabilize core muscles.
Researchers at UC Riverside discovered that two toxic chemicals can form when propylene glycol is heated, harming human lung cells. The chemicals, methylglyoxal and acetaldehyde, disrupt cell functions and cause damage even at low levels.
The American College of Chest Physicians has designated October 19, 2025, as 'Love Your Lungs Day' in recognition of respiratory health. This initiative aims to raise awareness about lung diseases such as asthma and COPD, promoting equity and supporting healthcare providers.
A £1.55m study examines the effect of long-term vaping on respiratory health in 200 healthy smokers and non-smokers. The research aims to provide insight into vaping's biological effects on lung cells, immune cells, and airway microbiome.
A study found that people whose fathers began smoking at age 15 or younger show signs of faster biological aging compared to chronological age. This accelerated aging is linked to a higher risk of diseases such as cancer, arthritis, and dementia. The researchers call for stronger efforts to prevent tobacco use in teenagers.
Purdue researchers found that heat-based hair care routines release significant amounts of airborne nanoparticles, posing serious health risks. The team's study reveals that using typical store-bought hair care products can expose individuals to upward of 10 billion nanoparticles in a single session.
Scientists developed a new 4D optical coherence tomography technique that measures airway wall elasticity in under 42 seconds, enabling detailed assessment of respiratory tissue mechanics. This faster approach may help diagnose and monitor upper airway disorders, assess injury, and guide treatment decisions.
A multi-institutional team has proposed updates to national guidelines to remove race-based assessments from lung function testing. The authors highlight the need for a more equitable evaluation system, warning against overreliance on objective cutoff-based criteria. Several healthcare systems have already shifted to race-neutral refer...
Researchers at Kyoto University have created a microphysiological system capable of simulating different regions of human lungs, including the airway and alveoli. This breakthrough enables accurate modeling of viral pathologies and holds promise for personalized treatment of respiratory diseases such as COVID-19.
The BathMat clinical trial evaluates an innovative inflatable pillow designed to make moving intensive care unit patients safer, faster, and less labour-intensive for NHS staff. The trials aim to reduce staff time required for repositioning proned patients and improve patient healthcare outcomes.
Researchers discover iguratimod, a rheumatoid arthritis drug, effectively treats excessive COVID-19 inflammation in mice by maintaining antiviral immune responses. The study provides hope for patients with severe COVID-19-related cytokine storms.
Scientists have developed a new drug delivery system that transports genetic therapies directly to the lungs, slowing lung cancer growth and improving lung function in cystic fibrosis. Researchers created a safe and effective nanoparticle that carries messenger RNA and gene-editing tools to lung cells.
A cohort study of schools found that COVID-19-related decline in youth physical fitness persisted during the pandemic, but not associated with remote or hybrid environments. The reduction was observed in cardiorespiratory and musculoskeletal fitness healthy zone achievement.
A recent study found that Metagenomic next-generation sequencing (mNGS) can detect pathogens in 86% of cases, outperforming conventional microbiological tests which identified pathogens in only 67% of cases. mNGS guides treatment decisions and improves patient outcomes by detecting rare/atypical pathogens.
Traumatic mechanisms and fracture patterns are key risk factors for pulmonary complications in elderly patients with isolated rib fractures. This study found no significant relationship between chronic obstructive pulmonary disease, diabetes, age, or pulmonary complications in these patients.
Researchers evaluated different types of Glasgow Outcome Scale Extended (GOSE) scores among US trauma center patients. They found that GOSE-All scores capture the combined effect of brain and extracranial injuries, while GOSE-TBI scores exclude extracranial injury effects.
A new study published in Annals of Internal Medicine found that AI diagnostic and treatment recommendations were more accurate than those made by physicians in a virtual urgent care setting. In 77% of cases, AI recommendations were rated as optimal, compared to 67% for physicians' decisions.
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.
Researchers created a fiber computer that can be integrated into clothing to track health conditions and physical activity. The technology achieved an average accuracy of 70% when individually operated, but increased to nearly 95% when connected collectively.
A new study published in Scientific Reports found that a computer-generated breathing coach was perceived as likable and trustworthy by 73% of participants, with 76% finding it easy to use. The researchers aim to investigate the virtual coach using 3D immersive VR technology in future studies.
A new simulator study demonstrates the role of the nasal cavity in dispersing respiratory aerosols, impacting disease transmission. Aerosol dynamics vary depending on exhalation method and environment.
The school aims to implement evidence-based practice and reduce antibiotic misuse in pediatric populations. The PCORI funding will support work with physicians, families, and providers to delay unnecessary antibiotics.
Research from Karolinska Institutet finds that abnormal BMI in children can lead to impaired lung function, but normalizing BMI before adulthood may offset this. The study, which followed over 4,000 children, also found a correlation between low BMI and reduced lung growth.
A recent study presented at the European Respiratory Society Congress found that young vapers performed worse in exercise tests compared to non-vapers and smokers. The research showed that vaping was associated with lower peak exercise capacity, reduced oxygen consumption, and signs of blood vessel dysfunction.
A study published by the European Respiratory Society found that hypertonic saline nasal drops reduced the length of the common cold in children by an average of two days. The treatment also reduced the need for medicines during illness and decreased family members catching a cold.
The review paper examines the scope of people affected by long COVID, ranging from fatigue to cognitive impairment, and current treatment options. Researchers emphasize the need for biomarkers and targeted therapies to address root causes of the disease.
The American College of Chest Physicians has released a new clinical guideline for managing central airway obstruction, providing evidence-based recommendations to guide its management. The guideline emphasizes the importance of shared decision-making and a multidisciplinary approach in optimizing care and improving outcomes.
The American College of Chest Physicians' CHEST Critical Care and CHEST Pulmonary journals have been indexed with the Directory of Open Access Journals (DOAJ), enhancing their open access content's accessibility and usage. The indexation is attributed to strong editorial boards led by Hayley Gershengorn and Matthew Miles.
A novel chemotherapy approach uses patient's own cells as Trojan horses to deliver targeted cancer-killing drugs to lung cancer cells. The method has shown promise in reducing tumor size and improving treatment efficacy with minimal collateral damage to healthy tissues.
The November issue of CHEST journal features cutting-edge research on asthma, COPD, diffuse lung disease, and thoracic oncology. A new guideline provides updated recommendations for patients with stable COPD, while home spirometry is shown to be less consistent than clinic spirometry in monitoring lung function in patients with asthma.
A University of Melbourne research team is developing an oral therapeutic to restore the activity of common antibiotics used to treat community-acquired bacterial pneumonia. The project aims to combat antibiotic-resistant bacteria and reduce healthcare costs, with potential applications in low- and middle-income countries.
A new model developed by Cleveland Clinic researchers can more accurately prioritize patients waiting for a lung transplant, taking into account their disease severity and time on the waiting list. This approach may help reduce waitlist mortality for patients with end-stage lung disease.
The 'Crystal Ribcage' technology enables scientists to study lung function at a cellular level while maintaining physiological processes. This innovation holds immense potential for understanding lung diseases and developing new treatments.
The September issue of the CHEST journal features research on long COVID, including a review on exercise pathophysiology in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome and Postacute Sequelae of SARS-CoV-2. Original studies also explore asthma treatment with albuterol-budesonide inhalers and sleep therapy using oronasal masks.
A new imaging method developed by UC researchers can identify specific lung infections in real time, reducing diagnosis time from 2-3 days to hours. The method uses injectable probes that light up under a nuclear imaging machine, enabling faster treatment for critically ill patients.
The July issue of CHEST journal features 49 articles on clinically relevant topics, including disability rights and life-sustaining treatment. The journal offers complementary web resources, such as visual abstracts, to expand the reach of its research.
Smoke-free legislation associated with significant reductions in morbidity and mortality related to cardiovascular disease and respiratory system disease. Accelerating the implementation of smoke-free laws is crucial for protecting populations against smoking-related harm.
The June issue of CHEST features 49 articles on clinically relevant topics, including asthma, COPD, and critical care. The journal offers web and multimedia resources to expand the reach of its research.
Researchers found altered serotonin 2A/C receptor binding in brain stems of infants who died from SIDS, suggesting a biological basis for the condition. The study suggests that specific combinations of genetic vulnerability, external stressors, and critical developmental periods may contribute to SIDS.
The May issue of the CHEST journal features cutting-edge research on pulmonary, critical care, and sleep medicine. The journal also highlights awareness for cystic fibrosis, a once-fatal childhood condition now affecting adults.
Research finds military veterans exposed to low doses of chemical warfare agents have higher rates of mortality from genitourinary diseases and deaths attributable to alcohol. However, overall cancer incidence is not significantly associated with Porton Down attendance.
A new laser-based breathalyzer using artificial intelligence can detect COVID-19 in real-time with excellent accuracy. The technology, powered by frequency comb spectroscopy and machine learning, analyzes the unique chemical fingerprint of each breath sample to identify specific health conditions.
A study of 343 mother-child pairs found an association between ambient temperature and newborns' respiratory systems. Climate change is particularly vulnerable to pregnant women and their future children, the findings suggest.
The American College of Chest Physicians released a clinical practice guideline on respiratory management for patients with neuromuscular weakness, providing evidence-based recommendations for mouthpiece ventilation and airway clearance therapies. The guideline aims to improve care for this vulnerable population.
A recent study found that promoting physical activity and behavioral support can help smokers reduce their smoking in the short-term, but delivering lasting benefits is challenging. The research, which recruited over 900 smokers, discovered that engaging with motivational support had some initial benefits, but only a small percentage o...
The February issue of the CHEST journal features 37 articles exploring various topics in chest medicine, including asthma, COPD, and pulmonary vascular disease. The journal also highlights its equity topic collection, focusing on conditions that affect women, such as pulmonary arterial hypertension and sarcoidosis.
The January issue of the CHEST journal features a range of clinically relevant research on COPD, bronchiectasis, and pulmonary vascular disease. The journal's education portal offers continuing medical education (CME) credit for select articles.
A study found that Ezo red foxes and Japanese raccoon dogs infected with HPAI virus had different outcomes due to varying diets. The fox died, while the raccoon dog survived but suffered damage to its eyes. The findings suggest that monitoring programs should be expanded to understand HPAI ecology and identify risk factors.
A University of California Riverside study found that Salton Sea dust triggers lung neutrophil inflammation in mice, with potential implications for asthma sufferers and other terminal lake regions. The research highlights the need for further funding to understand dust-triggered inflammation and its effects on human health.
Climate change is expanding the geographic range of endemic fungal diseases, such as Valley fever, blastomycosis, and histoplasmosis, which can mimic pneumonia. Physicians are often misdiagnosing these conditions due to a lack of training and limited testing options.
Researchers from the University of Ottawa found an association between marijuana smoking and chronic damage to airways, including higher rates of paraseptal emphysema and airway inflammatory changes. The study suggests that marijuana smoking may lead to additional lung damage beyond what is seen in tobacco smokers.
The November issue of CHEST journal features new guidelines for perioperative management, studies on COVID-19 treatment and COPD treatment, as well as research on sleep apnea and long COVID. These findings have significant implications for patient care and healthcare resource use.
The October issue of CHEST journal showcases 43 clinically relevant articles on topics such as asthma, COPD, critical care, and sleep medicine. The journal also offers web and multimedia activities, including visual abstracts, to expand its reach.
A new study shows that low-dose dexamethasone helps premature babies develop lungs without harming their hearts. The treatment reduces respiratory support requirements and improves blood circulation to the lungs, leading to better cardiorespiratory outcomes.