It is estimated that as many as 300 million people of all ages, and all ethnic backgrounds,
suffer from asthma and the burden of this disease to governments, health care systems …

Background Although allergy represents an important source of patient morbidity and
healthcare utilization, there is little reliable information on the overall disease burden posed …

BACKGROUND: In 1995, the Global Initiative for Asthma (GINA) guidelines recommended
goals for the management of asthma, which were updated in 2002. However, there are no …

BACKGROUND: Although asthma and rhinitis often occur together, the reason for this
common comorbidity is still a matter of debate. OBJECTIVE: We sought to assess whether …

Irrespective of improved knowledge of many aspects of atopic diseases, the unfavorable
trends in their prevalence particularly among children could not have been reversed. A …

The hygiene hypothesis remains a credible but nonspecific explanation for observed
variations over time, place and persons at risk for developing atopic allergic disorders. More …

Background: Variations in the prevalence of respiratory symptoms according to geo‐climatic
factors could provide important clues to the knowledge of the aetiology of asthma. Methods …

Background Australia has one of the highest prevalence rates internationally of allergic
conditions, such as asthma and eczema. Atopy is one hallmark for the development of …

Objective: The objective of this cohort study was to determine if complications of pregnancy
and labor, characteristics at birth, and exposure to infections influence the incidence of …

Background Several time‐series studies have shown positive associations between pollen
levels and asthma morbidity. However, few studies have included air pollution as a potential …