Illness/injury prevention

IWH has a long history of conducting research to provide practical guidance to employers, workers, OHS professionals and regulators about what works and what doesn’t in injury or illness prevention. This research targets the injury and illness prevention practices of workplaces, as well as the programs developed by governments, health and safety associations and others to support and motivate workplaces to adopt effective practices.

Featured

Graphic of workers in front of a conveyor belt wearing safety gear, a robot holds a clipboard.
At Work article

Differences in firm-level AI use for health and safety

To what extent are Canadian workplaces using artificial intelligence (AI) to help support workers’ health and safety? And what do these workplaces have in common? An IWH study surveyed firms across Ontario and British Columbia to find out.
Published: October 8, 2025
A group of construction workers
Impact case study

Saskatchewan’s construction safety group uses IWH tool to improve safety culture

This case study details how the Saskatchewan Construction Safety Association (SCSA) members have been analyzing IWH-OPM scores to adjust their safety practices and how SCSA has been using the data to tailor their outreach.
Published: February 10, 2025
Project report
Project report

Economic burden of lung cancer and mesothelioma in Canada due to occupational asbestos exposure (2016)

This June 2016 presentation provides an early look at the results of an economic burden study on the costs to Canadian society of new cases of lung cancers and mesothelioma attributable to occupational asbestos exposures in a particular year.
Published: June 2016
Four construction workers smile at camera
At Work article

Study finds COR employers have lower rates of serious injuries than those not in program

An IWH researcher finds a voluntary audit program is effective in identifying safer employers.
Published: April 2016
Illustration of man in suits staring at question marks
At Work article

OPM follow-up questions now available to help firms act on leading indicator scores

IWH and Ontario's health and safety associations collaborate to create follow-up questions to IWH-OPM score results.
Published: April 2016
OHS Insider logo
IWH in the media

Managing your OHS program: A case study on breakthrough changes in safety

Past research has identified the characteristics of firms that perform poorly or well with respect to work-related injury and illness prevention, but it hasn’t shown what it takes to go from one category to the other. A study by researchers at the Institute for Work & Health aimed to help fill that gap.
Published: OHS Insider, April 2016
OHS Insider logo
IWH in the media

New IWH study looks at why companies make big improvements

Why do companies make changes in their OHS programs, safety rules, safety culture, etc., especially big improvements? And what motivates companies that were low performers in health and safety to take steps to become good performers?
Published: OHS Insider, March 2016
Canadian Occupational Safety logo
IWH in the media

External influences motivate firms to improve OHS performance

When workplaces make large improvements in occupational health and safety, it seems some type of external influence helps bring internal factors into play, according to a study by the Institute for Work & Health in Toronto.
Published: Canadian Occupational Safety Newswire, March 2016
Canadian Chiropractor logo
IWH in the media

External factors influence improvements in workplace safety performance: IWH study

When workplaces make large improvements in occupational health and safety (OHS), it seems some type of external influence helps bring three internal factors into play: an organizational motivation to take action in OHS, the introduction of new OHS knowledge, and an engaged health and safety champion who integrates that knowledge into the organization.
Published: Canadian Chiropractor, March 2016
Journal article
Journal article
Project
Project

Central nervous system agents and the risk of workplace injury and death: a systematic review

IWH is leading a systematic review to determine the level and quality of research evidence on the association between workers’ use of agents that act on the central nervous system (e.g. opioids, cannabis) and the risk of workplace injury, reinjury, near misses and death, including outcomes affecting co-workers and others in the immediate workplace.
Status: Completed 2019