Increasing productivity, is a key goal of any workplace, and the workforce represents the major part in a workplace productivity. In this paper, a study is made to explore how Ergonomics and industry 4.0 technologies can facilitate the tasks of the workers and increase their productivity. Physical and cognitive ergonomic risk assessment was studied to study the expected physical hazards on workers. The results of this assessment showed the subtasks that can impose risk on the worker’s physical and mental condition on the long-term. Following these methods will increase the productivity of the workplace and decrease hospitalization and compensations costs.