Articles tagged with Respiration
A new multicenter study design utilizing impulse oscillometry successfully assessed lung function in premature children, showing high technical acceptability and research-quality data. The study's protocol may provide a framework for future research on lung health in former preterm patients.
A review of 3,000 studies suggests microplastics in the air may cause serious health problems, including colon cancer, poor lung function, and infertility. The tiny plastic particles are believed to contribute to chronic pulmonary inflammation, increasing the risk of lung cancer.
A new study by Northwestern University researchers found that breathing rhythms coordinate hippocampal brain waves during sleep, strengthening memory consolidation. This synchronization is critical for proper memory formation and retrieval, with implications for treating disordered breathing during sleep, such as sleep apnea.
Researchers at Osaka Metropolitan University developed a new technique for head and neck reconstruction that achieves 100% success rate in high-risk patients. The pedicled latissimus dorsi flap technique provides a reliable, fast, and minimally invasive option for complex tissue defects.
A study by University of Essex researchers found that women who notice and attend to internal bodily signals, such as heartbeats and sensual touch sensations, experience more frequent orgasms. The research suggests that focusing on the body rather than the mind can lead to increased orgasm satisfaction.
Studies have shown that the lateral habenula regulates stress-related respiratory responses via the monoaminergic system, which includes dopaminergic and serotoninergic pathways. Researchers found that electrical stimulation of the LHb mimicked a stress state in rats, significantly increasing respiratory frequency.
A new study comparing early restrictive vs liberal oxygen for trauma patients found no significant reduction in death and/or major respiratory complications within 30 days. The study suggests that the choice of oxygen strategy may not be as critical in trauma care.
The study found a significantly higher proportion of racial and ethnic minority children in 'higher exposure risk schools' compared to the rest of schools. Hispanic and Latino children make up a larger share of these schools, with a greater number having disabilities.
The study analyzed the high burden of RSV-associated acute respiratory illness among young children in the U.S. and found nirsevimab to be effective against severe cases, highlighting the potential for substantial public health impact through increased prevention coverage.
Researchers will compare smaller vs. larger breathing tubes in 3,180 patients to assess long-term patient-centered outcomes and safety. The study aims to fill an evidence gap on the effect of breathing tube size on shortness of breath after critical illness.
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.
A University of Arizona Health Sciences study found that peer support intervention improved CPAP adherence and patient satisfaction among 263 sleep apnea patients. The study showed that participants who received peer support used the CPAP machine correctly and consistently, averaging 4.5 hours of use per night, compared to those withou...
Researchers at Osaka University have discovered a 'nano-switch mechanism' that controls the potential of an electron carrier protein in redox reactions. This finding has significant implications for the development of ultra-sensitive sensors and novel drugs.
Research reveals that people who use both vapes and cigarettes are less likely to quit smoking compared to those who only smoke or vape. Dual users tend to revert to only smoking cigarettes over time. The study suggests that taking up vaping while continuing to smoke will not help people stop smoking.
The American Heart Association warns hunters about the increased risk of heart attack and stroke due to exertion, cold temperatures, and excitement. Hunters should recognize symptoms, take breaks, and have a plan in case of emergencies. Learning Hands-Only-CPR can also save lives.
A major European survey found that seven out of ten homes are smoke-free, with countries like England and Ireland scoring high. In contrast, Greece and Romania have more than half of their homes allowing smoking. The researchers highlight the need for stronger tobacco control measures to protect children and adults from second-hand smoke.
A study published in PLOS ONE found that antimicrobial photodynamic therapy using annatto colorant was effective in treating halitosis in mouth-breathing children. The researchers used a LED light source to target the annatto, which generated reactive oxygen species that killed bacteria on the tongue, leading to improved oral health.
Two studies found that multidrug-resistant Enterobacterales, particularly Escherichia coli ST131 and Providencia stuartii NDM-1, are spreading in healthcare and community settings across Europe. The emergence of these resistant bacteria poses a significant threat to carbapenem treatment effectiveness.
The American Heart Association and Arizona Cardinals partnered with 12 local schools for CPR and AED training, aiming to improve cardiac emergency outcomes. The training equipped schools with lifesaving skills and resources, increasing the community's capacity to respond in cardiac emergencies.
Researchers at the Salk Institute identified a specific brain circuit responsible for slowing anxious breathing, connecting the frontal cortex to the brainstem. This discovery may offer a scientific explanation for the beneficial effects of practices like yoga and mindfulness on alleviating negative emotions and could lead to the devel...
Researchers developed a nasal vaccine combining traditional pertussis antigens with an innovative adjuvant called T-vant to boost immune response. The new vaccine was shown to prevent the bacteria's colonization in the respiratory tract, significantly curbing whooping cough spread.
Researchers at the University of Pittsburgh have discovered a molecular pathway involving protein BLIMP1 that generates Th2 cells in response to inhaled house dust mite, driving allergic asthma. The study also found signaling molecules IL2 and IL10 are required for BLIMP1 expression, offering new therapeutic options.
A study by the University of Bonn and Universidade Federal de Minas Gerais shows that forest protection measures significantly reduce particulate matter in the air, leading to a decrease in hospital stays and deaths due to respiratory diseases. Protective measures are estimated to save around 680 human lives per year.
A clinical study found that an FasL inhibitor, asunercept, led to a faster recovery of COVID-19 patients in eight days compared to 13 days in the control group. The treatment also reduced mortality by about 20%. The study suggests a new therapeutic concept for severe COVID-19.
The updated guidance reaffirms the importance of CPR with breaths for resuscitating individuals who have drowned. It also highlights the need for prevention, recognition, and safe rescue to improve chances of survival. The recommendations are based on evidence-based practices to restore breathing and blood circulation.
A new study found that people who switch from smoking cigarettes to vaping exclusively experience improved respiratory health, including reduced wheezing and coughing. In contrast, those who continue to smoke while vaping or transition to both smoking and vaping do not see similar improvements.
A groundbreaking metagenomic sequencing test has proven effective in rapidly diagnosing almost any kind of pathogen, including viruses, bacteria, fungus or parasite. The test analyzes all nucleic acids present in a sample, replacing multiple tests with a single one and speeding up diagnosis.
Researchers at Tel Aviv University found that a special protocol of hyperbaric oxygen therapy can improve the condition of PTSD sufferers, reducing typical symptoms such as flashbacks, hypervigilance, and irritability. The study showed improvements in brain connectivity and clinical symptoms, offering new hope for millions of PTSD suff...
Researchers at University of Leicester developed a comprehensive fungal spore calendar to help patients manage symptoms through seasonal awareness. The study found two main peaks in spore concentrations: one in the summer and smaller peak in autumn, influenced by temperature and rainfall.
A new study suggests that berry-flavored vapes can weaken the lungs' natural defences, making it harder for the body to fight off infections. The research adds to growing evidence on how added flavourings in vaping solutions exacerbate dangers.
Researchers developed a wearable ultrasound device that tracks muscle function without invasive procedures, offering high-resolution imaging and wireless monitoring capabilities. The technology has potential applications in respiratory health and human-machine interfaces.
A Michigan Medicine study of over 18,500 adults found that obstructive sleep apnea was associated with a higher risk of dementia symptoms or diagnosis at every age level. Women were more likely to be diagnosed with dementia than men, especially as they aged.
Research reveals that antenatal corticosteroids can lead to smaller volumes of key brain areas in preterm infants, affecting emotion processing and motor control. The study suggests a delicate balance between benefits for respiratory health and potential risks to neurological development.
Binghamton University researchers have created artificial plants that can capture 90% of carbon dioxide from indoor air, reducing levels and generating oxygen. The plants use photosynthesis to drive the process, with an additional power generation capability of around 140 microwatts.
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 cohort study found that postacute infection syndrome is not exclusive to COVID-19, but it can also occur in people with other severe lower respiratory tract infections. COVID-19 appears to exacerbate neurological, cognitive, and fatigue symptoms compared to other LRTIs.
A new meta-analysis suggests that almost a third of asthma cases are attributable to long-term exposure to fine particulate matter (PM2.5), with significant health impacts on children and adults. The study highlights the urgent need for policymakers to combat air pollution through stringent legislation.
A Brazilian study found that high blood pressure hardens the bronchi and increases airway resistance, reducing respiratory capacity. Regular physical activity may partially protect against this hardening.
Researchers detected microplastic particles in the breath of wild bottlenose dolphins, suggesting inhalation may be a key route of exposure. The study supports the idea that dolphins could be exposed to potentially harmful microplastics through this pathway.
Research finds that increases in air pollution levels correspond with a higher number of patients visiting the hospital emergency department, particularly for cases of trauma, breathing difficulties, and skin conditions. The study suggests that heavy traffic is directly responsible for increased trauma cases and indirectly contributes ...
Researchers designed custom-fit PAP masks using computational modelling to reduce air leakage and increase comfort. The masks were tested against commercially available ones, showing promising results.
A study found that screening frequency and breathing trial techniques did not affect the time to successful extubation. However, a combination of more frequent screening and pressure-supported SBTs increased the time to first successful extubation.
A recent review published in Clinical & Experimental Allergy suggests that intravenous adrenaline infusions can prevent fatal anaphylaxis, but adrenaline autoinjectors may have little impact in such deadly cases. Fatal anaphylaxis is rare, with a population incidence of 0.03–0.51 per million per year.
Researchers found that prenatal exposure to synthetic cannabinoid led to cardiovascular problems in female rats and increased respiratory sensitivity to carbon dioxide in male rats. Sleep quality also deteriorated in both sexes, with males experiencing sleep fragmentation due to frequent wakefulness episodes.
A team of researchers from USC and Caltech developed a new noninvasive tool to measure brain blood pressure, assessing stroke risk through changes in blood flow and volume during a stress test. The affordable, portable device has the potential to transform stroke care by providing more reliable data than existing questionnaires.
A study published in Royal Society Open Science uses virtual reality to educate people about harmful, non-exhaust vehicle emissions and how to navigate safely. The research reveals that exposure risk is highest at the end of braking events, particularly near bus stops and pedestrian crossings.
A new nasal spray, PCANS, shows promise in reducing respiratory diseases by capturing and neutralizing airborne pathogens. The study's results demonstrate the spray's effectiveness against various viruses and bacteria, including influenza and COVID-19.
Researchers developed a nasal spray that captures and neutralizes airborne viruses and bacteria, providing up to 8 hours of protection. The Pathogen Capture and Neutralizing Spray (PCANS) demonstrated a greater than 99.99% reduction in lung viral titers in mice models.
A proof-of-concept study introduces a medical device that measures protease activity in human breath to diagnose lower respiratory tract infections. The system showed elevated levels of human neutrophil elastase in patients with confirmed lower respiratory tract infections, suggesting its potential for rapid and non-invasive diagnosis.
Researchers found that Saharan dust blown thousands of kilometers away increases oceanic life by making iron more accessible through atmospheric reactions. The study measured bioreactive and total iron in Atlantic Ocean drill cores, revealing a relationship between distance traveled and bioreactivity.
Researchers at Rice University and Baylor College of Medicine are developing a new cell therapy platform to suppress inflammation and lung damage in ARDS patients. The platform uses engineered retinal pigment epithelial cells to locally produce anti-inflammatory agents, promising improved patient outcomes.
Researchers at Binghamton University discovered that water anoles produce a special bubble over their nostrils to breathe underwater and evade predators. The study found that the bubble serves a functional role in respiration, allowing lizards to stay submerged for longer periods.
A recent study published in the Chinese Medical Journal Pulmonary and Critical Care Medicine investigated nicotine dependence among smokers in China. The research found that 41.0% of smokers aged 40 and above had medium-to-high nicotine dependence, with men more affected than women.
A new preclinical blood test identifies adults most likely to develop severe respiratory conditions, including chronic obstructive pulmonary disease (COPD), by analyzing 32 proteins that accurately predict lung health data. The risk score indicates a high likelihood of hospital care, COPD development, and respiratory disease death.
A clinical trial found that sulthiame, a drug used for epilepsy, reduces pauses in breathing and improves oxygen levels in patients with obstructive sleep apnea. The treatment also alleviates daytime fatigue, suggesting it could be an effective alternative to existing mechanical treatments.
Researchers developed an AI model to detect lung disease in premature babies by analyzing their breathing patterns while sleeping. The Long Short-Term Memory (LSTM) model achieved 96% accuracy in classifying flow values as belonging to a patient with BPD or not, enabling early diagnosis and treatment.
Scientists from Spirovant Sciences describe a novel adeno-associated virus (AAV) gene therapy called SP-101 that has been optimized for efficient human airway cell transduction. After single dose inhaled delivery, the vector showed consistent expression of a functional and regulated shortened human CFTR minigene.
A new study from King's College London found that a common antidepressant does not improve breathlessness in patients with respiratory disease and may cause side effects. The researchers call for further research into potential therapies for severe breathlessness and recommend using non-pharmacological approaches to treat the symptom.
Research found that smoking before 18 significantly increases the risk of developing respiratory symptoms like wheezing and phlegm by age 28. Smoking more cigarettes overall raises the risk even further. The study highlights the importance of preventing young people from starting to smoke.