Retrieved from: American Industrial Hygiene Association   The National Institute for Occupational Safety and Health (NIOSH) and the American Industrial Hygiene Association (AIHA) recognize the benefits of a collaborative partnership to improve occupational health and safety conditions at workplaces throughout the United States. NIOSH and AIHA hereby form a Partnership to use their collaborative efforts and expertise to advance the protection of workers, promote best practices, and encourage employers to develop and utilize occupational health and safety management systems and effective prevention strategies and technologies.