Background/aim: The measure of maximal expiratory pressure (MEP) has been used for respiratory muscle assessment. However, this measure has some contraindications, because it was believed that the responses obtained in this measure are similar with the Valsalva maneuver (VM). The objective of this study is to evaluate the heart rate responses (HR) during MEP measure and VM in healthy young men, in different postures, to identify if and in which situation the MEP reproduces the responses obtained in VM.
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© 2010 Published by Elsevier Inc.