Monitoring Leg Muscle Strength Symmetry via Electromyography

Many movements of the human body’s muscles rely on the leg muscles for power or weight-bearing. However, leg muscle symmetry is often ignored. Therefore, it is necessary to monitor uneven or asymmetric muscle strength between the legs. We developed a system using electromyography (EMG) and an HW827...

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Bibliographic Details
Main Authors: Fu-Jung Wang, Liang-Sian Lin, Chun-Kai Tseng, Cheng-Hsiang Chan, Zhe-Yu Lee, Ting-An Yeh
Format: Article
Language:English
Published: MDPI AG 2025-04-01
Series:Engineering Proceedings
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Online Access:https://www.mdpi.com/2673-4591/92/1/6
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Summary:Many movements of the human body’s muscles rely on the leg muscles for power or weight-bearing. However, leg muscle symmetry is often ignored. Therefore, it is necessary to monitor uneven or asymmetric muscle strength between the legs. We developed a system using electromyography (EMG) and an HW827 sensor for detecting leg muscles and monitoring the heart rate. In the system, the data are displayed on the Node-RED dashboard and are stored in the SQLite database. These experimental results show that for two subjects at a moderate level of exercise intensity, their non-dominant leg EMG values are higher than those for the dominant leg.
ISSN:2673-4591