In order to establish reference equations for prediction of the total distance walked during six
minutes (6MWD) for healthy adults, we administered the standardized 6-min walk test to 117 …

Rationale: The effect of early life wheezing on respiratory function and continued symptoms
through adolescence has not been fully described. Using data from a population-based birth …

Background: For many years, the association between asthma and rhinitis has primarily
been attributed to a common allergic background. Recently, it has been suggested that …

Background: For several years, asthma and COPD have been regarded as distinct entities,
with distinct clinical courses. However, despite distinctive physiologic features at the time of …

Background Recent studies have suggested a relationship between asthma and obesity.
Despite these reports, the effect of being underweight or overweight as a risk factor for …

Morbidity and mortality rates for chronic obstructive pulmonary disease (COPD) have been
increasing over time. 110, III Epidemiologic investigators of COPD have been exploring the …

Study Objective: The Epworth Sleepiness Scale (ESS) has been used to detect patients with
potential sleep disordered breathing (SDB). Recently, a 4-Variable screening tool was …

Study Objective: Subjective and objective assessments of sleep may be discrepant due to
sleep misperception and measurement effects, the latter of which may change the quality …

Little is known about rates and predictors of remission of childhood asthma after the onset of
puberty. We used data collected at ages 6, 8, 11, 13, and 16 years from the Tucson …

Background It is generally believed that exercise exerts a beneficial effect on the quality of
sleep. However, most studies regarding exercise and sleep have been concerned with the …