BACKGROUND: The terms sedentary behavior and physical inactivity have been confusingly
mixed. Although the association between physical inactivity and mortality has been shown …

BACKGROUND: In patients with chronic obstructive pulmonary disease (COPD), energy
expenditure (EE) assessment during the performance of daily activities is not yet studied in …

BACKGROUND: A more profound investigation of respiratory muscle strength during COPD
exacerbation was needed, so we investigated respiratory muscle strength and related …

The aim of this article is to investigate which global initiative for chronic obstructive lung
disease (GOLD) classification (BCD or II-III-IV) better reflects the functionality of patients with …

BACKGROUND: To avoid symptoms, patients with COPD may reduce the amount of activities
of daily living (ADL). Therefore, the aim of the present study was to develop a standardized …

Objective: To compare equations for predicting peak quadriceps femoris (QF) muscle force;
to determine the agreement among the equations in identifying QF muscle weakness in …

The objective of the article is to identify clusters of patients with COPD according to factors
known to be associated with mortality and to verify whether clusters’ assignment is associated …

BACKGROUND: It is important to assess activities of daily living (ADL) in older adults due to
impairment of independence and quality of life. However, there is no objective and …

BACKGROUND: Previous studies have reported that maximum voluntary ventilation (MVV)
may be better associated with commonly used outcomes in COPD than FEV 1 and may …

Purpose The aims of this study were to investigate the relationship between sniff nasal
inspiratory pressure (SNIP) and severity of chronic obstructive pulmonary disease (COPD) as …