Absence of meaningful difference in this parameter between the groups may be due to lack of difference between receiving and processing of the information ( 19 , 20 ). The time of movement is another variable that it is related to the rate of muscle force production and is also considered as an indirect measure of muscle–tendon unit stiffness ( 21 ). In this study, time of movement showed an increasing trend in patients’ group, which is in agreement with high irritability of CNS ( 22 ).
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The effects of arm movement on reaction time in patients with latent and active upper trapezius myofascial trigger point.
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