The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography

Range of motion in exercises is one of the foundations for greater activation of a muscle group. The objective of this investigation was to compare the structural and functional capacity of the triceps brachii between three groups with different angles (90°, 110°, and 130°) in a unilateral elbow ext...

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Main Authors: Luís M. Ferreira, Luís Ferreira, Joana Ribeiro, Luís Branquinho, Rafael Peixoto, Luciano Bernardes Leite, Pedro Forte
Format: Article
Language:English
Published: AIMS Press 2024-10-01
Series:AIMS Biophysics
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Online Access:https://www.aimspress.com/article/doi/10.3934/biophy.2024024
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author Luís M. Ferreira
Luís Ferreira
Joana Ribeiro
Luís Branquinho
Rafael Peixoto
Luciano Bernardes Leite
Pedro Forte
author_facet Luís M. Ferreira
Luís Ferreira
Joana Ribeiro
Luís Branquinho
Rafael Peixoto
Luciano Bernardes Leite
Pedro Forte
author_sort Luís M. Ferreira
collection DOAJ
description Range of motion in exercises is one of the foundations for greater activation of a muscle group. The objective of this investigation was to compare the structural and functional capacity of the triceps brachii between three groups with different angles (90°, 110°, and 130°) in a unilateral elbow extension exercise. The sample consisted of 25 subjects with a mean age of 24.12 ± 3.83 years, mean height of 1.78 ± 0.10 m and mean body weight of 78.01 ± 15.70 kg. The following variables were collected pre- and post-intervention: triceps brachii circumference, one repetition maximum, and electromyography during dynamic exercise. Over eight weeks, subjects performed this exercise, performing 3 sets of 12 repetitions for each arm, with days of rest in between. The results showed that the 110° angle provided greater muscle activation compared to the other angles. There was no difference between the triceps brachii circumference and the root mean square (RMS) between the groups. It was concluded that, although the 110° angle showed a tendency for greater muscle activation, the RMS and arm perimeter data did not show significant differences between all the angles evaluated (90°, 110°, 130°).
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spelling doaj-art-d621e799850144a39ad313af5c1622b12025-01-24T01:20:10ZengAIMS PressAIMS Biophysics2377-90982024-10-0111444545410.3934/biophy.2024024The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyographyLuís M. Ferreira0Luís Ferreira1Joana Ribeiro2Luís Branquinho3Rafael Peixoto4Luciano Bernardes Leite5Pedro Forte6CI-ISCE, ISCE Douro, Penafiel, PortugalCI-ISCE, ISCE Douro, Penafiel, PortugalCI-ISCE, ISCE Douro, Penafiel, PortugalCI-ISCE, ISCE Douro, Penafiel, PortugalCI-ISCE, ISCE Douro, Penafiel, PortugalLaboratory of Exercise Biology, Federal University of Viçosa, Viçosa, MG, BrazilCI-ISCE, ISCE Douro, Penafiel, PortugalRange of motion in exercises is one of the foundations for greater activation of a muscle group. The objective of this investigation was to compare the structural and functional capacity of the triceps brachii between three groups with different angles (90°, 110°, and 130°) in a unilateral elbow extension exercise. The sample consisted of 25 subjects with a mean age of 24.12 ± 3.83 years, mean height of 1.78 ± 0.10 m and mean body weight of 78.01 ± 15.70 kg. The following variables were collected pre- and post-intervention: triceps brachii circumference, one repetition maximum, and electromyography during dynamic exercise. Over eight weeks, subjects performed this exercise, performing 3 sets of 12 repetitions for each arm, with days of rest in between. The results showed that the 110° angle provided greater muscle activation compared to the other angles. There was no difference between the triceps brachii circumference and the root mean square (RMS) between the groups. It was concluded that, although the 110° angle showed a tendency for greater muscle activation, the RMS and arm perimeter data did not show significant differences between all the angles evaluated (90°, 110°, 130°).https://www.aimspress.com/article/doi/10.3934/biophy.2024024brachial tricepsexerciseintervention periodangleselectromyography
spellingShingle Luís M. Ferreira
Luís Ferreira
Joana Ribeiro
Luís Branquinho
Rafael Peixoto
Luciano Bernardes Leite
Pedro Forte
The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography
AIMS Biophysics
brachial triceps
exercise
intervention period
angles
electromyography
title The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography
title_full The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography
title_fullStr The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography
title_full_unstemmed The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography
title_short The influence of range of motion on the functional and structural capacity of the triceps brachii—an experimental study with electromyography
title_sort influence of range of motion on the functional and structural capacity of the triceps brachii an experimental study with electromyography
topic brachial triceps
exercise
intervention period
angles
electromyography
url https://www.aimspress.com/article/doi/10.3934/biophy.2024024
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