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A Portable Smart Fitness Suite for Real-Time Exercise Monitoring and Posture Correction.

Abdul Hannan1, Muhammad Zohaib Shafiq2, Faisal Hussain3

  • 1Knowledge Unit of System and Technology, University of Management and Technology, Sialkot 51310, Pakistan.

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Summary

This study introduces a portable smart fitness suite using wearable sensors to guide exercises and prevent injuries. The system provides real-time posture feedback, acting as a virtual gym trainer for home workouts.

Keywords:
Internet of Things (IoT)cloud computinghuman activity recognition (HAR)machine learning (ML)posture correctionsmart fitness suitesmart gymsmart health

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Area of Science:

  • Wearable computing and human-computer interaction.
  • Biomedical engineering and sensor technology.
  • Sports science and exercise physiology.

Background:

  • Physical activity is crucial for health, but improper workout form can lead to injuries.
  • Existing wearable sensor technology for activity recognition lacks a fully integrated, portable smart fitness solution.
  • The COVID-19 pandemic highlighted the need for remote and accessible fitness training options.

Purpose of the Study:

  • To propose a fully portable smart fitness suite for household use, enabling routine exercises without a physical trainer.
  • To develop a system that provides real-time guidance and alerts for correct exercise posture.
  • To create a virtual, real-time gym trainer experience through an Android application.

Main Methods:

  • The proposed fitness suite integrates gyroscope and EMG (electromyography) sensor modules.
  • A K-Nearest Neighbors (KNN) classification model is employed for exercise prediction and user guidance.
  • An Android application with text-to-speech functionality provides virtual coaching and posture correction feedback.

Main Results:

  • The system accurately identifies and guides users through T-bar and bicep curl exercises.
  • It successfully detects and alerts users to unhealthy or incorrect posture movements.
  • The system achieved an 89% accuracy rate, demonstrating its effectiveness in providing virtual assistance.

Conclusions:

  • The developed portable smart fitness suite offers a viable solution for safe and effective home-based exercise.
  • The integration of wearable sensors and a virtual trainer application enhances user experience and promotes proper form.
  • This technology addresses the need for accessible, guided fitness training, particularly in remote or home environments.