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In this review, the data collected indicate that the blood flow restriction tool is a therapeutic alternative due to its effectiveness under different exercise modalities. After identifying 486 articles in the different databases, and eliminating 175 of them due to duplication and 261 after reading the title and abstract, 50 articles were selected. Finally, 14 articles were selected for this systematic review. The benefits found include a decrease in pain thresholds and improvement in the functionality and quality of life of the neuromusculoskeletal patient during the first six weeks.

Currently, it has been analyzed whether the BFR intervention is capable of directly influencing other variables such as pain, functionality and quality of life, obtaining favorable results that indicate that this technique can improve, above all, the intensity of pain and the ability to realization. daily life activities. Table 3 shows the results of the functionality variable (objective results), analyzed in the short, medium and long term, both during the intervention period and in a follow-up that could be longer than 6 months after completing the intervention.

In Table 4 functionality analyzed in the short, medium and long term, both during the intervention period and in a follow-up that could be longer than 6 months after completing the intervention. In Table 5, the pain analyzed in the short, medium and long term, both during the intervention period and in a follow-up that could be longer than 6 months after completing the intervention.

Regarding the quality of life variable, in the short term changes were observed in each of the areas of the SF-36 Health Questionnaire, with 10 points in the area of physical function, 13 points in body pain, four points in vitality . , 13 points in social function, 18 points in emotional role and 11 points in mental health for the control group, while the BFR intervention group improved 29 points in the physical role section and six points in general health. in the quality of life of the subjects. According to the results analyzed from the different studies included in this systematic review, it can be observed how the BFR intervention acts as a therapeutic adjuvant that can be used with different objectives depending on the conditions of execution of the intervention (including the patient, environment, therapist ...).

In this sense, it is important to highlight that it is an adjuvant technique to physical exercise, aimed therefore at enhancing the effects of its execution in different conditions. https://www.mdpi.com/1660-4601/20/2/1401  (2023)

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"I sincerely believe it is largely due to hanging for 90 seconds " Using pull up bar?

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