**Sara L. Tamers 1,\*, L. Casey Chosewood 2, Adele Childress 1, Heidi Hudson 3, Jeannie Nigam <sup>3</sup> and Chia-Chia Chang <sup>1</sup>**


Received: 11 December 2018; Accepted: 22 January 2019; Published: 24 January 2019

**Abstract:** *Background*: The objective of this article is to provide an overview of and update on the Office for *Total Worker Health*® (TWH) program of the Centers for Disease Control and Prevention's National Institute for Occupational Safety and Health (CDC/NIOSH). *Methods*: This article describes the evolution of the TWH program from 2014 to 2018 and future steps and directions. *Results*: The TWH framework is defined as policies, programs, and practices that integrate protection from work-related safety and health hazards with promotion of injury and illness prevention efforts to advance worker well-being. *Conclusions*: The CDC/NIOSH TWH program continues to evolve in order to respond to demands for research, practice, policy, and capacity building information and solutions to the safety, health, and well-being challenges that workers and their employers face.

**Keywords:** *Total Worker Health*®; occupational safety and health; worker well-being
