Volume increases increases peak expiratory flow rate. Medical search. Frequent questions

Breathing rate (fB), tidal volume (TV), maximum flow/total expiratory time (Tme/Te), and peak expiratory plethysmograph flow (Vp/Vrms) were measured before and 0 and 18hr after exposure. (cdc.gov)
While the respiratory rate and vital capacity does not change in pregnancy, tidal volume, minute ventilation (40%), and minute oxygen uptake (20%) increase, with a resultant decrease in functional residual capacity and residual volume of air as a consequence of the elevated diaphragm. (medscape.com)
Quantitative tidal flow/volume loop analysis was used to evaluate abnormalities in dynamic ventilatory mechanics and their manipulation by a bronchodilator. (ersjournals.com)
At a standardised time during exercise, salmeterol increased IC, tidal volume ( V T ), mean inspiratory and expiratory flows, ventilation, oxygen uptake ( V ' O 2 ) and carbon dioxide output. (ersjournals.com)
It has previously been shown that acute-on-chronic hyperinflation during exercise severely constrains tidal volume ( V T ) expansion, and that this dynamic mechanical restriction makes an important contribution to reduced ventilatory capacity, dyspnoea and exercise intolerance 6 . (ersjournals.com)
The ratio of inspiratory effort (tidal oesophageal pressure relative to maximum) to V T displacement is increased during exercise in COPD compared with health, and correlates well with intensity of inspiratory difficulty 7 . (ersjournals.com)
1 Uneven distribution of tidal volume (VT) between the two patients is a major risk, which could theoretically be circumvented by matching patients by size and respiratory mechanics at initiation mechanical ventilation. (archbronconeumol.org)
The variables include fraction of inspired oxygen ( FiO2 ), tidal volume (Vt), respiratory rate (f), positive end expiratory pressure ( PEEP ), inspiratory time, inspiratory flow rate, peak inspiratory pressure (PIP) and plateau pressure (Pplateau). (wikidoc.org)
Tailoring the ventilator settings can help achieve specific goals, for example, to improve oxygenation , option include increasing the FiO2 and PEEP and to improve ventilation , the tidal volume ( Vt ), inspiratory pressure and respiratory rate (f) may be increased (this follows the basic principle of minute ventilation = Tidal volume x respiratory rate ). (wikidoc.org)
Consequently, the lateral bucket handle action of the chest that usually occurs during inspiratory phase does not help significantly in increasing tidal volume in infants. (pedsurglibrary.com)
These limitations makes increasing tidal volume difficult in infants. (pedsurglibrary.com)

Asthma is classified according to the frequency of symptoms, forced expiratory volume in one second (FEV1), and peak expiratory flow rate. (wikipedia.org)
Forced expiratory volume in the first second (FEV1), forced vital capacity (FVC) and peak expiratory flow rate (PEF). (nih.gov)
However, both FEV1 and FVC decreased significantly when the student adopted the kyphotic posture and when the load in the backpack was increased to 20% and 30% of body weight. (nih.gov)
To investigate the relationship between body mass index (BMI) and forced expiratory volume in one second (FEV1), forced vital capacity (FVC), ratio between FEV1/FVC, and peak expiratory flow (PEF) among nonsmoking adult males and females. (ijser.org)
Subjects underwent spirometry tests according to American thoracic society standards with measurement of the following values, the forced vital capacity (FVC), forced expiratory volume in one second (FEV1), peak expiratory flow rate (PEF). (ijser.org)
We found no significant differences in FVC and PEF (p value Ëƒ 0.05) in comparison between the obese and non-obese subjects, but there were a significant FEV1and FEV1/FVC with increasing BMI for adult females. (ijser.org)
Subjects with asthma were to have a forced expiratory volume in one second (FEV1) equal to or higher than 80% of predicted value in stable phase along with a positive reversibility test, a documented 20% spontaneous variability, or a positive metacholine test. (cdc.gov)
During the 12-month follow-up, the mean FEV1 increased by 112 among participants receiving the intervention, whereas it fell by 83 in the control group. (cdc.gov)
For instance, parameters derived from the forced expiratory maneuvers, such as the forced expiratory volume in the first second (FEV1) to the forced vital capacity (FVC) ratio are widely used to characterize functional obstruction [ 1 ]. (biomedcentral.com)
Inflating mouse lungs to a given pressure followed by connection of animal's airways to a negative pressure reservoir allows to trigger a forced expiratory maneuver and thus to measure FEV0.1 (forced expiratory volume in the first 0.1 s), FVC (forced vital capacity), and the surrogate of the human FEV1/FVC ratio, so-called FEV0.1/FVC ratio [ 6 ]. (biomedcentral.com)
Methods This historical cohort study of a broad asthma patient population in the Optimum Patient Care Research Database, examined asthma patients with 3+ eligible post-18th birthday peak expiratory flow rate (PEF) records (primary analysis), or records of forced expiratory flow in 1 second (FEV1) (sensitivity analysis). (elsevierpure.com)
Trials had to measure at least one of the following objective outcomes: peak expiratory flow rate, forced expiratory volume in one second (FEV1) and forced vital capacity. (edzardernst.com)
The FEV1/ FVC, MEF50/ MIF50, MEF25 showed a slight increase in stainless steel utensil polish workers when compared to control group, suggesting a restrictive pulmonary parenchymal disease. (journalcra.com)
These studies often measure key parameters such as forced expiratory volume in one second (FEV1), peak expiratory flow rate (PEFR) , and the frequency of asthma exacerbations. (agpharmaceuticalsnj.com)
Forced expiratory volume in 1 second (FEV1) and forced vital capacity (FVC) were significantly higher in males than females. (who.int)

Asthma exacerbations are progressive increases in asthma symptoms , including coughing, shortness of breath, or wheezing. (medicalnewstoday.com)
Incidence of HDP and neurological complications, respectively 0.4% and 0.3%, related to transient minor sensory symptoms occurred after US-ISB for arthroscopic shoulder surgery but the complications improved spontaneously. (anesth-pain-med.org)
In several literatures, the use of ultrasound significantly enables low volumes of brachial plexus block to reduce the incidence and intensity of hemidiaphragmatic paresis (HDP), but has still no significant effect on the incidence of postoperative neurologic symptoms (PONS) [ 12 , 13 ]. (anesth-pain-med.org)
Studies have indicated that low-birth-weight infants are more common in women with daily symptoms or low expiratory flow than in women without asthma. (medscape.com)
Many of the reported aeroallergens, and we use the term airway/respiratory al- asthma prevalences are from repeated cross-sectional lergy either for allergic rhinitis (hay fever), allergic asthma, studies using questionnaires and thus the increase in preva- their combination or for their symptoms. (cdc.gov)
However, the relationship between bronchodilator-induced increases in IC and improvements in symptoms and exercise performance is complex and poorly understood. (ersjournals.com)
The treatment of rapidly increasing symptoms is generally done with an inhaled short-acting beta-2 agonist such as salbutamol and corticosteroids taken by mouth. (drsatyaranjansahu.com)
The primary goal of treatment is to treat underlying cause, prevent disease progression, maintain or improve lung function, and improve the symptoms and quality of life. (justia.com)
Two trials that used higher dosages of anti-leukotrienes showed significant benefit in forced expiratory volume in one second, peak expiratory flow, use of rescue beta 2 agonists, and asthma symptoms. (aafp.org)
The third group session, presented by a nurse, focused on recording peak expiratory flow (PEF) and symptoms in a diary and the stepwise treatment plan. (cdc.gov)
It is generally agreed that the most distinct or cardinal symptoms of an exacerbation are increased dyspnoea, sputum purulence, and sputum volume. (bmj.com)
9 Anthonisen et al 9 graded these exacerbations into type 1 (all three cardinal symptoms), type 2 (two cardinal symptoms), and type 3 (one cardinal symptom plus one of the following: an upper respiratory tract infection in the past 5 days, fever without other cause, increased wheezing or cough, or an increase in heart rate or respiratory rate by 20% compared with baseline readings). (bmj.com)
However, patients may also present with other symptoms such as worsening exercise tolerance, fluid retention, increased fatigue, acute confusion, or general malaise. (bmj.com)
After measuring their weight and height, the children were assessed for initial clinical symptoms of dysponea, chest wall retraction, respiratory rate (RR), heart rate (HR), wheeze, blood pressure (BP), oxygen saturation (SaO2), Pulsus Paradoxus and peak expiratory flow rate (PEFR) in more than 5 years children, and best of three PEFR results was taken. (org.pk)
In contrast, treatment with Z in older patients with asthma resulted in small improvements in asthma symptoms, whereas lung function improved minimally or not at all, and exacerbations increased. (johnshopkins.edu)
Respiratory symptoms, highly predictive of increased bronchial reactivity, consist principally of nocturnal dyspnoea and chest tightness on awakening and an associated breathlessness and wheezing in response to various respiratory irritants such as cold air. (isanagpur.org)
None of the studies showed that real manipulation was more effective than sham-manipulation in improving lung function or subjective symptoms. (edzardernst.com)

Hence the present work was planned to study the effect of yoga training on hand grip strength (HGS), hand grip endurance, forced expiratory volume (FEV), forced expiratory volume in 1 s (FEV 1 ) and peak expiratory flow rate (PEFR), 20 school children in the age group of 12-15 years were given yoga training (asanas and pranayama) for 6 months, 20 age and gender matched students formed the control group. (bmj.com)
Ventilator settings: Pressure High (P high ) 17 and 22 cm H 2 O, T high 6 seconds, Pressure Low (P low ) 0 cm H 2 O, T low was adjusted to achieve a release point at 75% of Peak Expiratory Flow Rate (PEFR), Pressure Support 0 cm H 2 O, and Tube Compensation off. (rcjournal.com)
PEFR was measured directly from the ventilator flow waveforms. (rcjournal.com)
This study demonstrated that all ventilators provided an increase in PEEPtot, exp V T , Pmean, PEFR, and Ppeak at P high of 22 cm H 2 O. The ventilators provided a different level of PEFR and PEEPtot at 75% PEFR. (rcjournal.com)
All variables (dyspnoea, use of accessory muscles, cyanosis, respiratory rate, heart rate, blood pressure, oxygen saturation, pulsus paradoxus, and wheeze) and Peak Expiratory Flow Rate (PEFR) in children 5 years and older, were determined at pre and post inhalation therapy. (org.pk)
PEFR increased significantly in both the groups after completion of treatment, but PEFR was not statistically significant when compared in between groups. (org.pk)
The primary efficacy variable was the improvement in predicted peak expiratory flow rate (PEFR), while the secondary efficacy variable was the improvement in asthma score and the incidence and severity of adverse events. (ui.ac.id)
It was shown that procaterol and salbutamol produced similar efficacy in improving % predicted PEFR and decreasing asthma score. (ui.ac.id)
Conclusion: In moderate acute asthma, nebulized procaterol and nebulized salbutamol were both effective in improving PEFR and decreasing asthma score. (ui.ac.id)

A significant benefit of RMT was revealed for five outcomes: vital capacity (mean difference (95% confidence interval))=0.41(0.17-0.64) l, maximal inspiratory pressure=10.66(3.59, 17.72) cmH2O, maximal expiratory pressure=10.31(2.80-17.82) cmH2O, maximum voluntary ventilation=17.51(5.20, 29.81) l min(-1) and inspiratory capacity=0.35 (0.05, 0.65) l. (austin.org.au)
After each treatment period, 2 h after dose, patients performed pulmonary function tests and symptom-limited cycle exercise at 75% of their maximal work-rate. (ersjournals.com)
After salmeterol versus placebo at rest, volume-corrected maximal expiratory flow rates increased by 175±52%, inspiratory capacity (IC) increased by 11±2% pred and functional residual capacity decreased by 11±3% pred. (ersjournals.com)
Le volume expiratoire maximal par seconde (VEMS) et la capacité vitale forcée (CVF) étaient nettement supérieurs chez les garçons que chez les filles. (who.int)

In addition, airway conductance is increased and total pulmonary resistance is reduced, possibly as a result of the influence of progesterone. (medscape.com)
The IgE antibodies and associated cellular responses are responsible for the allergic airway diseases, allergic rhinitis and allergic asthma, which are increasing in societies with Western life style. (cdc.gov)
The scientific literature suggests that many environmental factors contribute to the increase in sensitization and development of airway allergies. (cdc.gov)
Ultimately, the key aspect of asthma is the increased airway responsiveness, which may be triggered by several possible factors, many of which are environmental, and if the treatment is not initiated with sufficient urgency, the mortality rate can surge (1) . (medichub.ro)
One of the key characteristics of the condition is the presence of a reversible obstruction to the airflow, in direct association with a hyperresponsive airway, subsequently having significant mortality rates, with approximately 250,000 deaths yearly reported in some studies. (medichub.ro)
The exaggerated responses of patients with airway disease have been ascribed to numerous factors like reduced resting airway caliber, presence of mucosal edema and inflammation and the volume of airway secretions. (isanagpur.org)
Airway hyperactivity has often been depicted as a simple autonomic imbalance with a relatively increased parasympathetic activity in the lung. (isanagpur.org)
Three RCTs and one NRCT suggested that yoga leads to a significantly greater reduction in spirometric measures, airway hyperresponsivity, dose of histamine needed to provoke a 20% reduction in forced expiratory volume in the first second, weekly number of asthma attacks, and need for drug treatment. (edzardernst.com)
Asthma is a clinical syndrome characterized by episodic reversible airway obstruction, increased bronchial reactivity, and airway inflammation. (medscape.com)

Doctors use a measurement called the percent predicted passive expiratory volume or forced expiratory volume to classify the exacerbation as mild, moderate, severe, or life threatening. (medicalnewstoday.com)
Individuals with one or more risk factors for asthma-related death may need emergency care, as may children, who have an increased risk of complications during an asthma exacerbation. (medicalnewstoday.com)
Methods provided herein are useful for prophylaxis, increasing the lung function in a patient, and/or and/or decreasing the rate of pulmonary exacerbation in a patient. (justia.com)
Exacerbation rates reported for symptom-based studies tend to be higher than for event-based studies because previous studies have shown that about 50% of exacerbations will not be reported to the research team. (bmj.com)
10 There are small falls in peak expiratory flow (PEF), forced expiratory volume in 1 second (FEV 1 ), and forced vital capacity (FVC) at exacerbation, indicating narrowing of the airways through a variety of mechanisms. (bmj.com)
Adjusted linear growth models tested the association between mean annual exacerbation rate (AER) and lung function trajectory. (elsevierpure.com)
Patients having an asthma exacerbation are instructed to self-administer 2 to 4 puffs of inhaled albuterol or a similar short-acting beta agonist up to 3 times spaced 20 minutes apart for an acute exacerbation and to measure peak expiratory flow (PEF) if possible. (msdmanuals.com)

It also increases work of breathing because patient must overcome auto- PEEP to trigger ventilator. (wikidoc.org)
It may also be due to increased PEEP or auto- PEEP . (wikidoc.org)

Asthma often begins in childhood, and the rates have increased significantly since the 1960s. (wikipedia.org)
RESULTS: Administration of UD extract along with GM, compared to GM group, significantly decreased the amounts of plasma creatinine and BUN, urinary sodium excretion, fractional excretion of sodium and potassium, and MDA levels but significantly increased creatinine clearance, urine osmolarity, renal blood flow and FRAP levels. (bvsalud.org)
Conclusions: Regardless of age, treatment with FP in patients with asthma significantly improved pulmonary function and overall asthma control. (johnshopkins.edu)
The study found that after 3 weeks of daily sauna therapy, the scores of defect reversibility on myocardial perfusion scans improved significantly compared to the control group that only received standard medical care. (saunageek.com)
The peak frequency of snoring was significantly lower in OSA patients, with all but one OSA patient and only one simple snorer showing a peak frequency below 150 Hz. (researchgate.net)

No effect was found for total lung capacity, peak expiratory flow rate, functional residual capacity, residual volume, expiratory reserve volume or forced expiratory volume in 1 second.RMT increases respiratory strength, function and endurance during the period of training. (austin.org.au)
Assessing functional res-pi-ra-tory parameters is often challenging, especially in children, where spirometry requires the full collaboration in order to cor-rectly aquire and interpret flows and volumes. (medichub.ro)
It could be observed that children diagnosed with BPD in early childhood showed expiratory flow limitation and reduced functional residual capacity. (bvsalud.org)

This results in the picture of a chronic respiratory alkalosis during pregnancy, with a decreased partial pressure of carbon dioxide (pCO2), decreased bicarbonate, and increased pH. (medscape.com)

APRV may improve oxygenation and increase alveolar lung recruitment. (rcjournal.com)
The acute phase is associated with a steady increase in ventilation, improved oxygenation, and changes in cerebral blood flow. (cdc.gov)

Residual volume. (brighamandwomens.org)

The increased minute ventilation and improved pulmonary function in pregnancy promote more efficient gas exchange from the maternal lungs to the blood. (medscape.com)
Salmeterol increased peak exercise endurance, V ' O 2 and ventilation by 58±19, 8±3 and 12±3%, respectively. (ersjournals.com)
Therefore, may improve ventilation in obstructive lung disease . (wikidoc.org)

Current asthma, but not former asthma, is associated with increased all-cause mortality, heart disease mortality, and chronic lower respiratory tract disease mortality. (wikipedia.org)

The author concludes that the addition of licensed dosages of anti-leukotrienes to inhaled glucocorticoid therapy may modestly improve asthma control, but that this appears to be a less effective strategy than increasing the dosage of glucocorticoids. (aafp.org)

In contrast, the increase in these parameters in the control group was statistically insignificant. (bmj.com)
The aim of this study was to determine the efficacy of progressive muscle relaxation (PMR) on change in blood pressure, lung parameters, heart rate, anger and health-related quality of life in pregnant women with bronchial asthma. (uni-muenchen.de)
Conclusions: PMR appears to be an effective method to improve blood pressure, lung parameters and heart rate, and to decrease anger levels, thus enhancing health-related quality of life in pregnant women with bronchial asthma. (uni-muenchen.de)
P high 22 cm H 2 O resulted in an increase of all evaluated parameters. (rcjournal.com)

Specifically, this section addresses the interpretation of spirometry, bronchodilator response, carbon monoxide diffusing capacity ( D L,CO ) and lung volumes. (ersjournals.com)
The sources of variation in lung function testing and technical aspects of spirometry, lung volume measurements and D L,CO measurement have been considered in other documents published in this series of Task Force reports 1 - 4 and in the American Thoracic Society (ATS) interpretative strategies document 5 . (ersjournals.com)

We conclude that FSC improved lung function and reduced the severity of dyspnea compared with individual components and placebo. (nih.gov)

Three patients (0.4%) developed hemidiaphragmatic paresis (HDP), which were likely US-ISB associated and improved within 1 day. (anesth-pain-med.org)
Thus, in hyperinflated COPD patients, close intercorrelations were found between the reduced resting IC, reduced peak V T and reduced symptom-limited peak oxygen uptake ( V ' O 2 ) 6 . (ersjournals.com)
At least 2 studies have found an increased risk of migraine among patients with asthma. (consultant360.com)
The results showed that after 2 weeks of sauna therapy, the patients had a small but improved 6-minute walking distance, a reduced cardiothoracic ratio on chest X-ray (which means their heart size was reduced), and an improved NYHA classification of disease (meaning fewer patients were in class III and IV). (saunageek.com)
Traditional healers have observed reduced phlegm, decreased congestion, and improved breathing in patients who have incorporated Boswellia serrata into their treatment regimens. (jeffreypengmd.com)
[ 3 ] In Western countries, the financial burden on patients ranges from $300 to $1,300 per patient year, increasing with more severe disease. (medscape.com)

To determine whether the administration of ß2 - agonist by Metered Dose inhaler (MDI) with accessory device (AD) is a as effective as the administration of ß2 - agonist by small volume nebulizers (SVN) for the treatment of acute asthma. (org.pk)
The advantage of inhaled ß2- agonist is effective bronchodilatation and fewer side effects.10 This not only reduces the adverse effects as compared to oral or parental administration of bronchodilators but also avoid patient discomfort especially in a paediatric population.11 ß2 - agonist may be administered by metered dose inhaler with accessory devices (MDI/AD) or small volume nebulizers (SVN). (org.pk)

Boswellia serrata's anti-inflammatory properties make it a potentially valuable tool in the management of these diseases as they can help decrease the frequency and severity of flare ups, relieve abdominal pain, and improve overall gut health. (jeffreypengmd.com)
Increased red cell production does not play a role in acute acclimatization, although a decrease in plasma volume over the first few days does increase hemoglobin concentration. (cdc.gov)

With an increase in afterload, the RV systolic pressure is increased to maintain the circulatory gradient. (medscape.com)
The renal blood flow (RBF) and systolic blood pressure of rats were recorded. (bvsalud.org)
Among those who did not develop hypertension during the four year study, higher dietary fiber, magnesium, and potassium were related to decreases in systolic and diastolic blood pressure, with increases in systolic and diastolic figures connected to lower intakes of magnesium and related nutrients. (kimikimorganics.sg)

One study shows that yoga training for 6 months improves lung function, strength of inspiratory and expiratory muscles as well as skeletal muscle strength and endurance. (bmj.com)
Studies have revealed its use as anti-bacterial, anti-fungal, anti-cancer, anti-inflammatory and improving testicular function in rats. (thctotalhealthcare.com)
Therefore, a yoga package for improving immunity and other physical and physiological capacities and mental function to prevent Corona like disease has been formulated on the basis of knowledge from traditional yogic literature and evidence from available research publications on yoga. (dokumen.tips)
Poor choices made during these preparatory steps increase the risk of misclassification, i.e. a falsely negative or falsely positive interpretation for a lung function abnormality or a change in lung function. (ersjournals.com)
Sauna therapy may improve heart function in individuals with chronic total occlusion of coronary arteries. (saunageek.com)
There were also improvements to lung function as measured by the forced expiratory volume, the forced vital capacity, and the peak expiratory flow rate. (jeffreypengmd.com)
The incidence rates are much higher in children, with roughly 40% of children reporting having a wheeze episode, which is considered asthma, as long as there is a partial reversibility present by the utilisation of beta-2 agonists, irrespective of any lung function tests that may or may not have been performed. (medichub.ro)
Children with BPD show changes in pulmonary function, which may improve with growth, and most of them do not respond positively to bronchodilators. (bvsalud.org)

The underlying pathophysiology in a massive pulmonary embolism causing cor pulmonale is the sudden increase in pulmonary resistance. (medscape.com)

They were measured before and after each meditation for heart rate, heart rate variability, respiration rate, and salivary cortisol. (contemplative-studies.org)
They found that focused attention meditation and open monitoring meditation both reduced respiration rates but produced different physiological responses. (contemplative-studies.org)

As a result, the smooth muscles surrounding the airways remain relaxed, allowing for increased airflow. (agpharmaceuticalsnj.com)
Muscles become progressively weaker during periods of activity and improve after periods of rest. (doctorbhatia.com)

As the time of exposure increases that is from 6 to 10 years, 11-15 years and 16-20 years, the lung functions steadily decreases by the increase in the time of exposure and extent of deteriorating in lung functions. (who.int)
Significant increases in fB, TV, and Vp/Vrms and decreases in Tme/Te were seen immediately after TDI exposure ended. (cdc.gov)
Note that with bronchodilation as Raw decreases Vd increases, whereas with bronchoconstriction Vd decreases as Raw increases. (isanagpur.org)

Several recent studies have shown that improvements in exertional dyspnoea following bronchodilator therapy in chronic obstructive pulmonary disease (COPD) correlate well with reductions in lung hyperinflation, as indicated by increases in inspiratory capacity (IC) 1 - 5 . (ersjournals.com)
The prevalence of chronic obstructive pulmonary disease (COPD) is increasing worldwide, as is tobacco usage. (bmj.com)

The end result of the above mechanisms is increased pulmonary arterial pressure and resistance. (medscape.com)
At a critical point, a further increase in pulmonary arterial pressure and resistance produces significant RV dilatation, an increase in RV end-diastolic pressure, and RV circulatory failure. (medscape.com)
inspiratory resistance 12 cm H 2 O/L/s, expiratory resistance 14 cm H 2 O/L/s, and Pmus 0 cm H 2 O (apneic). (rcjournal.com)

The increased afterload leads to structural alterations in the right ventricle (RV) including RV hypertrophy (RVH) which can be seen in chronic cor pulmonale. (medscape.com)
Asthma is a chronic inflammatory disease of the airways that is characterized by increased responsiveness of the tracheobronchial tree to multiple stimuli. (medscape.com)
Asthma is the most common chronic lung disorder and affects approximately 15-20% of the population in developed countries, whereas the rate is around 2-4% in countries less developed. (medichub.ro)

The heart rate showed a significant increase in the coefficient of variation, root mean square of successive differences and high frequency ranges, in addition to a significant reduction in low and middle frequency ranges. (uni-muenchen.de)

Bronchodilator-induced lung deflation reduced mechanical restriction, increased ventilatory capacity and decreased respiratory discomfort, thereby increasing exercise endurance. (ersjournals.com)
The current study extends previous studies conducted in the present authors' laboratory using ipratropium bromide by, in addition, examining the effect of a bronchodilator (salmeterol) on plethysmographic lung volume components at rest and on breathing pattern and ventilatory capacity during exercise. (ersjournals.com)
It was reasoned that bronchodilator-induced increases in resting IC should result in greater V T expansion throughout exercise, with greater ventilatory capacity and improved exercise ability. (ersjournals.com)
Evidence suggests that bronchodilator response improves when the nebulizer is powered with a mixture of helium and oxygen (heliox) rather than with oxygen. (msdmanuals.com)

The reduction in dyspnoea ratings at a standardised time correlated with the increased V T . (ersjournals.com)
Given the multifactorial nature of dyspnoea and exercise limitation in COPD, it remains unclear whysmall increases in resting IC (in the order of 0.3 L) appear to be clinically important. (ersjournals.com)
Similarly, it was previously hypothesised that the inability to expand V T appropriately in response to the increasing central drive of exercise can contribute to both the intensity and quality (unsatisfied inspiration) of exertional dyspnoea 7 , 8 . (ersjournals.com)
When chemical drive is augmented further during exercise in volume-restricted individuals, by adding dead space, dyspnoea and the sense of unsatisfied inspiration increase dramatically 8 . (ersjournals.com)

To investigate the effect of shoulder-girdle loading on forced expiratory lung volumes in primary school children and to compare this effect with that of an assumed kyphotic posture. (nih.gov)
This study demonstrates a restrictive effect on lung volumes when a school-bag load is heavier than 10% of a child's body weight. (nih.gov)
Spirogram of lung volumes and capacities. (rmmonline.org)

An increase in BMI had no significant effect on spirometric measurements in adult males. (ijser.org)
Normal peak expiratory flow rate measurements. (rmmonline.org)

Asthma-related morbidity and mortality rates in pregnant women are comparable to those in the general population. (medscape.com)
These obese individuals are at increased risk of morbidity and mortality because of its relationship with various metabolic disorders. (ijser.org)
Prolonged physical inactivity and sedentary behavior during lockdown condition can lead to the development of many pathological diseases and clinical disorders resulting in higher rates of morbidity, all-cause and cause-speciﬁc mortality and decreased life expectancy. (dokumen.tips)

Furthermore, after a lag time the increased disease lergic asthma (Holt 1998), have infiltrations in the airways prevalence in children is also expected to appear in the adult with the same types of inflammatory cells. (cdc.gov)
Our results showed Superiority of MPLS-DiffServ over other kinds of networks and then was clear in decreasing End-to-End delay, delay variation, upload response time, queuing delay, and Traffic Dropped, also in increasing the traffic received. (ijser.org)
Increased flow rate leads to decreased inspiratory time and increased expiratory time. (wikidoc.org)
Onset time of sedative effects after IM administration in adults is 15 minutes, with peak sedation occurring 30 to 60 minutes following injection. (nih.gov)
Onset time of sedative effects in the pediatric population begins within 5 minutes and peaks at 15 to 30 minutes depending upon the dose administered. (nih.gov)

These differences in the rate of LF decline between AER groups became progressively smaller as age at baseline increased. (elsevierpure.com)

Pooling the results of these two studies showed modest but significant benefit in terms of morning peak expiratory flow rate, use of beta 2 agonists, and eosinophil counts. (aafp.org)

However, if this situation does occur, typical complaints are of generalized weakness and reduced exercise tolerance that improves with rest. (medscape.com)

Of the intervention group participants, 84% reported their chest trouble had improved compared with 43% of those in the control group. (cdc.gov)
Increased Pplat implies decreased lung or chest wall compliance (e.g. pneumothorax , pulmonary edema , pneumonia , atelectasis ). (wikidoc.org)

This is the total volume of air that can be breathed out after breathing in as much as you can. (brighamandwomens.org)
This is the total volume of the lungs when filled with as much air as possible. (brighamandwomens.org)

It is suggested that yoga be introduced at school level in order to improve physiological functions, overall health and performance of students. (bmj.com)
Yoga, an Indian way of mind-body puriﬁcation, has been reported to improve functionality of human physiological systems and to prevent diseases. (dokumen.tips)

Low air quality from environmental factors such as traffic pollution or high ozone levels has been associated with both asthma development and increased asthma severity. (wikipedia.org)

The mortality rate from asthma in the United States is 2.1 persons per 100,000. (medscape.com)
This mortality rate has declined in recent times, due to the more readily available treatments, such as inhaled corticosteroids. (medichub.ro)

Anatomy2

Diseases15

Chemicals and Drugs34

Analytical, Diagnostic and Therapeutic Techniques and Equipment38

Psychiatry and Psychology1

Phenomena and Processes31

Information Science1

Health Care10

Geographicals1

Tidal11

FEV115

Symptoms17

PEFR9

Maximal4

Airway9

Exacerbation7

PEEP2

Significantly5

Functional3

Partial pressure of carbon dioxide1

Oxygenation2

Residual volume1

Ventilation3

Lower respi1

Glucocorticoids1

Parameters4

Spirometry2

Placebo1

Patients6

Nebulizers2

Decrease2

Systolic3

Function8

Pulmonary resistance1

Respiration2

Muscles2

Decreases3

Obstructive2

Resistance3

Chronic3

Frequency1

Bronchodilator4

Dyspnoea4

Lung volumes3

Measurements2

Morbidity3

Time5

Decline1

Agonists1

Exercise tolerance1

Chest2

Total2

Physiological2

Severity1

Mortality rate2