This article discusses the field of occupational health and its relation to bioengineering. It explores the health and toxic effects of pesticides, specifically focusing on the pesticide rotenone. The article also discusses the different routes of exposure to pesticides and their effects on various tissues and organs. Additionally, it explores in vitro models for studying pesticide toxicity and their applications in research. Overall, this article provides valuable insights into the field of occupational health and its intersection with bioengineering.