"The Effect of High Velocity Sport Specific Training on Throwing Veloci" by Christopher Albrecht, Mandy Caspers et al.

Date of Award

2007

Document Type

Scholarly Project

Degree Name

Doctor of Physical Therapy (DPT)

Department

Physical Therapy

First Advisor

Mark Romanick

Keywords

Movement -- physiology

Abstract

Previous studies have shown strength training programs to be effective in improving throwing velocity. The aim of this study was to determine whether there was a significant training effect, as measured by an increase in throwing velocity, among subjects who had been instructed to perform proprioceptive neuromuscular facilitation (PNF) techniques of the dominant upper extremity at a slow and controlled speed, subjects who had been instructed to perform PNF techniques of the dominant upper extremity at a sport specific speed, and a control group. A total of 28 male and female subjects, between the ages of21 and 30 participated in the study. Each subject's throwing velocity was tested on two separate occasions with a radar gun to determine if increases in throwing velocity had occurred. Subjects underwent a six-week training protocol between velocity trials, during which time they performed PNF techniques using elastic band as a means of resistance. Training intensity was self-monitored using the BORG Rate of Perceived Exertion (RPE) scale. The results of our study suggested that PNF strengthening can increase a person's throwing velocity over a 6-week training program. While the gains in throwing velocity were not significant, increases did occur in both training groups. These results do not support training at a sport specific speed as being any more beneficial than training at a slow and controlled speed, as measured by no significant differences in throwing velocities between the two training groups.

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