Musculoskeletal Outcomes from Chronic High-Speed High-Impact Resistive Exercise Cover

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Musculoskeletal Outcomes from Chronic High-Speed High-Impact Resistive Exercise

Gravitational and Space Research

Volume 7 (2019): Issue 1 (August 2019)

By: L. Chen, E.A. Selimovic, M. Daunis, T.A. Bayers T, L.J. Vargas, I.T. O’Brien, C.B. McEnroe, A.E. Kozerski, A.C. Vanhoover, W.D. Gray and J.F. Caruso

Open Access

|Jun 2019

Figures & Tables

Overhead illustration of the IET. IET, Inertial Exercise Trainer.

Side view illustration of the IET.IET, Inertial Exercise Trainer.

Timeline of subject’s involvement (current study).

(a, b) Knee extension exercise performed on the IET (current study). IET, Inertial Exercise Trainer.

(a, b) Hip extension exercise performed on the IET (current study). IET, Inertial Exercise Trainer.

(a, b) Seated calf press exercise performed on the IET (current study). IET, Inertial Exercise Trainer.

Knee extensor TTPT (mean ± SEM in seconds) results_

Velocity (rad./second)	Left leg		Right leg
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
0	2.06±0.20	2.35±0.24	2.03±0.25	2.04±0.33
1.62	0.37±0.02	0.39±0.03	0.37±0.04	0.33±0.02
4.86	0.19±0.02	0.18±0.02	0.18±0.02	0.19±0.02

Ankle extensor PT (mean ± SEM in Nm) results_

Velocity (rad./second)	Left leg		Right leg
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
0	110.5±7.9	133.7±7.5⁺	120.6±9.0	129.3±9.4
1.62	63.0±5.0	75.0±4.4⁺	67.6±5.0	71.3±5.1
4.86	45.8±3.0	53.9±3.1⁺	47.3±3.2	50.4±2.7

Ankle extensor RTD (mean ± SEM in Nm/second) results_

Velocity (rad./second)	Left leg		Right leg
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
0	49.3±7.3	79.5±24.7*	57.3±8.8	63.4±8.1*
1.62	325.1±31.0	373.0±29.4*	335.4±33.8	348.7±25.5*
4.86	276.1±35.9	365.0±60.7*	277.5±29.7	357.5±58.6*

Ankle extensor TTPT (mean ± SEM in seconds) results_

Velocity (rad./second)	Left leg		Right leg
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
0	2.34±0.22	2.82±0.38	2.93±0.47	2.49±0.30
1.62	0.21±0.01	0.21±0.01	0.25±0.04	0.21±0.01
4.86	0.20±0.04	0.19±0.03	0.18±0.02	0.17±0.03

Knee extensor PT (mean ± SEM in Nm) results_

Velocity (rad./second)	Left leg		Right leg
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
0	183.1±18.3	203.3±17.3⁺	185.5±23.3	192.3±24.8
1.62	144.6±13.2	143.2±10.9	146.6±15.5	146.9±16.8
4.86	100.2±8.8	102.6±9.0	99.1±9.9	104.7±11.4

Knee extensor RTD (mean ± SEM in Nm/second) results_

Velocity (rad . sec^-1)	Left Leg		Right Leg
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
0	99.3±12.0	84.6±11.3	109.1±17.1	109.1±19.5
1.62	407.5±37.3	343.9±41.4	446.4±56.8	400.9±52.7
4.86	608.5±69.1	538.9±58.9	664.0±96.1	581.5±114.2

DOI: https://doi.org/10.2478/gsr-2019-0004 | Journal eISSN: 2332-7774

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Language: English

Page range: 22 - 32

Published on: Jun 17, 2019

Published by: American Society for Gravitational and Space Research

In partnership with: Paradigm Publishing Services

Publication frequency: 2 issues per year

Keywords:

Resistive exercise,

countermeasures,

Inertial Exercise Trainer

Related subjects:

Life sciences, other,

Materials sciences,

Materials sciences, other,

© 2019 L. Chen, E.A. Selimovic, M. Daunis, T.A. Bayers T, L.J. Vargas, I.T. O’Brien, C.B. McEnroe, A.E. Kozerski, A.C. Vanhoover, W.D. Gray, J.F. Caruso, published by American Society for Gravitational and Space Research
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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