The purpose of this study is to determine whether resistance exercise are effective in combating the decline in muscle strength during an exacerbation of Chronic Obstructive Pulmonary Disease (COPD).
Acute exacerbations are common in patients with COPD and cause specific signs and symptoms, such as increased dyspnea, productive cough with altered sputum, and fever. With disease progression, exacerbations are frequent and have a negative impact on health related quality of life and pulmonary function as well as increase mortality. More severe exacerbations require hospitalization resulting in enormous health expenditures, severely reducing daily life activities and declining peripheral muscle strength that can be only partially reversed after 3 months. Despite many features have been pointed out as responsible for the decrease in muscle strength during hospitalization, physical inactivity seems the most important. Resistance training is an interesting therapeutic option to prevent and/or reverse muscular dysfunction due to immobilised in healthy subjects and stable COPD patients because induces hypertrophy of type II fibers, increases muscle strength and exercise tolerance. In addition, provokes lower dyspnea perception during effort compared with other exercise training. Despite these benefits for stable COPD, the impact of a resistance exercise program during hospitalization remains poorly known.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
34
Resistance training group received training program for upper (shoulder flexion and abduction and biceps) and lower limbs (knee extension and flexion and hip flexion). Daily exercise for every muscle was performed with free weights at 80% of an maximal repetition test and a 4 minutes rest was allowed between each step.
University Hospital of sao paulo
São Paulo, São Paulo, Brazil
The benefits of resistance training during exacerbation of COPD on peripheral muscle strength during hospitalization
The metric used to evaluate the strength gain is given in kilogram (absolute value) and percentage relative to that obtained on the second hospital day
Time frame: Will be evaluated on the second day of hospitalization, the day of hospital discharge (this time interval must be longer than five days)
The benefits of resistance training during exacerbation of COPD on physical activity in daily life
The metric used to evaluate the changes will be given in minutes and percentage of total time
Time frame: Will be evaluated in the third and fifth day of hospitalization and thirty days after discharge
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