Musculoskeletal disturbances in jiu-jitsu athletes from 15 to 18 years of the interior of Amazonas: Application of the nordic questionnaire
INTRODUCTION: Jiu jitsu is a complete modality in which immobilization techniques, projections, twists, keys in the joints and bottlenecks are applied, all of which are based on principles of biomechanics. OBJECTIVES: This study used the Nordic Musculoskeletal Symptoms Questionnaire (NMQ) to map the regions with the most musculoskeletal disorders in jiu-jitsu athletes aged 15 to 18 years old from a gym in the city of Coari - Amazonas. MATERIALS AND METHODS: It is a descriptive cross-sectional study, approved by the number ethics committee CAAE 69374017.1.0000.5020, in which 15 jiu-jitsu athletes participated, after signing the informed consent form (ICF). Most athletes were male, with an average age of 16.60 ± 1.30 years. The volunteers answered a questionnaire of socio-anthropometric characteristics of training and the (NMQ). RESULTS: As for the time of practicing jiu-jitsu, the practitioners reported an average of 5.31 ± 3.22 years of training, with a frequency of 5.07 ± 0.70 days per week and training duration of 2, 33 ± 0.92 hours per week. In the NMQ 100% of the individuals had symptoms of musculoskeletal disorders in the last 6 months. It is worth noting that in the upper limbs, the shoulder is the most affected region most affected in the last 12 days, with 13.33%, as well as in the last seven days, with 6.67%, followed by the wrist and hand as the second most affected region. affected in the two observed variables. In the lower limbs, the knee was the most affected region in the last 12 days with 26.67%, as well as in the last seven days with 13.33%, and then ankles and / or feet was the second most affected region in the two variables observed. , and hips and / or thighs the third, these data corroborate Souza et al (2011). CONCLUSION: The data obtained in this study suggest that the shoulder and knee are the sites affected by musculoskeletal disorders, followed by injuries to the wrist and hand and ankle and / or feet.
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