Ergonomics is defined as the study of people's efficiency in their working environment. This scientific discipline is concerned with understanding the interactions among humans and professions that apply theories, principles, data, and methods to design in order to optimize the human well-being and overall system performance. This discipline comprises of three main fields of research such as; cognitive, organizational, and physical ergonomics. The Journal of Ergonomics is an open access journal that aims to publish complete and reliable sources of the information. The present issue of Volume 6 Issue 5 published 3-Research articles, 2-Editorials, and 1-Commentry paper.