The Effect of Inspiratory Muscle Warm-up

This study aims to investigate the effects of inspiratory muscle warm-up (IMW) protocols performed at different load intensities on performance outcomes in volleyball athletes. Inspiratory muscle warm-up has been suggested to enhance respiratory muscle function, potentially improving exercise performance; however, the optimal load intensity for maximizing these effects in volleyball players remains unclear. In this study, participants will be exposed to inspiratory muscle warm-up protocols at varying intensities to determine the most effective protocol. The protocols will be applied at different sessions with appropriate rest intervals between applications to minimize carryover effects. Before and after each protocol application, participants will undergo a series of performance assessments. These evaluations are expected to include measures related to physical performance relevant to volleyball, such as functional capacity, respiratory parameters, and/or sport-specific performance outcomes. The primary objective of this study is to compare the acute effects of different inspiratory muscle warm-up intensities on performance in volleyball athletes and to identify the optimal loading protocol. The findings of this study may contribute to the development of evidence-based warm-up strategies aimed at enhancing athletic performance in volleyball players.