Badziili Nthubu*
Ergonomics is the scientific field of knowledge concerned with the understanding of interactions between humans and systems or machines and furthermore the profession that applies theory, principles data and methods to design in order to optimize human well-being and overall system performance. Therefore, to further optimize the ergonomic performance the environment need to be incorporated in the human system interaction definition to form a tripartite symbiotic interphase. The purpose of this article is to discuss the role of ergonomists in improving the human, system and environmental conditions using the pragmatic approach of defining human factors ergonomics.
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