BACKGROUND: There is a lack of epidemiological data on COPD by disease severity. We
have estimated the prevalence and underdiagnosis of COPD by disease severity defined by …

AIM: To examine tobacco use among teenagers, identify factors related to tobacco use, as
well as evaluate the outcome of a smoking prevention program. METHODS: From age 7/8 to …

Background Maternal stress during pregnancy may negatively affect the health of mother
and child. We therefore aimed to identify the proportion of women reporting high maternal …

Background: Childhood asthma has increased worldwide, although recent studies report a
prevalence plateau in some western countries. Aims: To investigate the prevalence of asthma …

Background Worsening of asthma has been found associated with traffic pollution indicators.
Aims The aim of the study was to evaluate the impact of traffic pollution on quality of life in …

BACKGROUND AND OBJECTIVE: To date, a limited number of population-based studies
have prospectively evaluated the remission of childhood asthma. This work was intended to …

BACKGROUND: Prenatal smoke exposure is associated with airway inflammation and
asthma in children. It also increases the risk of low birth weight (LBW). LBW is associated with …

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 has …

OBJECTIVES. Development of asthma in children is influenced by interactions between genetic
and environmental factors. It is unclear whether paternal or maternal histories of disease …

Background Although sensitization to indoor allergens is strongly associated with asthma,
there are questions as to how this relates to asthma symptoms. Objective We sought to study …