Jerzy Rafał Piechura

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OBJECTIVE The aim of this study was to evaluate functioning of the respiratory system and to estimate the correlation between the function parameters of the respiratory system and the level of physical activity and body composition in the adult rural population. The study involved a group of 116 people from rural population aged 35-60 years, staying on(More)
BACKGROUND Evaluation of body posture and strength of spinal muscles in children during their progressive ontogenesis is significant for the evaluation of their physical health condition and physical fitness. It is also a reference point in a process of control and medical care. PURPOSE The aim if this study was to evaluate correlation between the(More)
OBJECTIVE The aim of this study was to assess existing differences in the isokinetic trunk muscle strength in males and females aged between 10 and 11 years depending on body posture. METHODS The study included 145 children (67 males and 78 females) divided into 2 age groups: 10-year-old males (x¯ = 9.98 ± 2.34 years) and females (x¯ = 9.85 ± 2.94 years)(More)
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