Background There is limited information regarding the occupational exposures of subjects
with a diagnosis of work-exacerbated asthma (WEA). Objectives To:(1) identify potential …

Objective To assess the impact of occupational exposure to irritants or sensitizers on the
occurrence, recrudescence and worsening of asthma and to identify unrecognized cases of …

Background Asthma is becoming more prevalent with large numbers of individuals suffering
from work-exacerbated asthma. Aims To examine the characteristics of workplace …

Work‐related asthma (WRA) is one of the most common occupational respiratory conditions,
and includes asthma specifically caused by occupational exposures (OA) and asthma that is …

Over the years, there have been tremendous efforts to improve the understanding of
occupational asthma (OA), whereas work-exacerbated asthma (WEA) has been somewhat …

Background The link between asthma and inhaled workplace exposures has been long
appreciated, and yet aggravation of asthma symptoms by work conditions, known as work …

OBJECTIVE The Ontario Work‐Related Asthma Surveillance System: Physician Reporting
(OWRAS) Network was established in 2007 to estimate the prevalence of work‐related …

Materials and Methods We conducted a cross-sectional study of the subjects previously
investigated for work-related asthma in our center within 1 to 4 years after their original …

Objectives: Workplace conditions can potentially contribute to the worsening of asthma, yet it
is unclear what percentage of adults with asthma experience workplace exacerbation of …

BACKGROUND: Although work-exacerbated asthma (WEA) is a prevalent condition likely to
have an important societal burden, there are limited data on this condition. OBJECTIVES …