BACKGROUND: There is growing public awareness regarding the risk associated with poor
indoor air quality in the home and workplace. Because Americans spend approximately 22 …

Chronic obstructive pulmonary disease (COPD) is a chronic progressive disease of the
airways and lung parenchyma that is associated with exposure to tobacco smoke and other …

Background Chronic obstructive pulmonary disease (COPD) is a leading cause of mortality
in China, where the population is also exposed to high levels of passive smoking, yet little …

Background Exposure to environmental tobacco smoke (ETS), which contains potent
respiratory irritants, may lead to chronic airway inflammation and obstruction. Although ETS …

Asthma is a multifactorial airway disease that arises from a relatively common genetic
background interphased with exposures to allergens and airborne irritants. The rapid rise in …

An imbalance in reducing and oxidizing (redox) systems favoring a more oxidative
environment is present in asthma and linked to the pathophysiology of the defining …

Study objective To investigate the risk of COPD among nonsmokers. Design Case-control
study, logistic regression analysis. Setting Third National Health and Nutrition Examination …

Background Passive smoking, or environmental tobacco smoke (ETS), is a risk factor for
lung cancer, cardiovascular disease, and childhood asthma, but a relationship with COPD …

Abstract Objectives Chronic Obstructive Pulmonary Disease (COPD) is a common
respiratory disorder. Next to tobacco smoking, occupational exposure is the most important …

La enfermedad pulmonar obstructiva crónica (EPOC) se caracteriza esencialmente por una
limitación crónica al flujo aéreo poco reversible y asociada principalmente al humo de …