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Adapted Resistance Training Improves Strength in Eight Weeks in Individuals with Multiple Sclerosis
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Lifting strength in two-person teamwork.

Tzu-Hsien Lee1

  • 1a Southern Taiwan University of Science and Technology , Taiwan.

International Journal of Occupational Safety and Ergonomics : JOSE
|January 16, 2016
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Summary
This summary is machine-generated.

Lifting strength decreases with greater range or distance. Teamwork lifting strength is limited by the weaker person, highlighting risks in mismatched strength pairings.

Keywords:
asymmetriccapabilityefficiencyteamwork

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Area of Science:

  • Ergonomics and Biomechanics
  • Occupational Safety and Health

Background:

  • Understanding biomechanical factors influencing lifting strength is crucial for preventing workplace injuries.
  • Assessing the dynamics of two-person lifting is essential for optimizing teamwork and safety.

Purpose of the Study:

  • To investigate how lifting range, hand-to-toe distance, and lifting direction affect individual and team lifting capacities.
  • To analyze the additivity and influencing factors of two-person teamwork lifting strength, including strength-matched and unmatched pairs.

Main Methods:

  • Six males and seven females performed lifting tasks under varying ranges, distances, and directions.
  • Two-person lifting strengths were measured in both strength-matched and strength-unmatched configurations.

Main Results:

  • Lifting strength significantly decreased with increased lifting range and hand-to-toe distance.
  • Lifting direction did not significantly impact lifting strengths.
  • Two-person teamwork lifting strength did not follow additive principles, often being limited by the weaker individual.

Conclusions:

  • Teamwork lifting strength is primarily dictated by the less strong member, posing a risk of overexertion for weaker individuals.
  • To mitigate overexertion risks, teams should ideally consist of members with similar strength capabilities.