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

IWH Speaker Series
New business owners on why and how OHS starts to matter
Published: October 27, 2026
Research Highlights
Workers with COVID-19 had better return-to-work rates than others during the pandemic
During the pandemic, workers who contracted COVID-19 from work had better return-to-work rates 18 months later than those with other conditions. Most traditional return-to-work factors, however, did not explain the difference in rates.
Published: July 14, 2026
Impact case study
Concerns about newcomers’ safety at work lead organizations to IWH toolkit
Organizations working with recent immigrants are incorporating parts of the Institute's toolkit for teaching newcomers about workplace health and safety into their programming. Organizations in Ontario, Alberta, Northwest Territories and Nunavut, and even as far away as Australia, say the resource is just what they were looking for.
Published: December 2017
Impact case study
IWH model on breakthrough change used as foundation for WSPS small business strategy
An Ontario health and safety association, Workplace Safety and Prevention Services, turned to the Institute's model of breakthrough change to inform its approach to small business, especially the concept of finding the "knowledge transformation leader" within a small business to advocate for occupational health and safety change.
Published: December 2017
IWH in the media
Companies fret about hazy rules around pot use
Once recreational cannabis use becomes legal, taking a “smoke break” at work could suddenly become much more complicated, writes Cassandra Szklarski of the Canadian Press. The Institute for Work & Health's Dr. Andrea Furlan and Dr. Nancy Carnide are among those interviewed.
Published: National Post, December 2017
IWH in the media
Ontario plans to review Working at Heights training
“Working at heights is one of the most dangerous types of work in the construction sector,” says Dr. Cameron Mustard, president and senior scientist, Institute for Work & Health, in an article on Ontario's plans to review working-at-heights training standards. “By working with stakeholders to evaluate the WAH standards, we will help ensure construction workers are protected on the job and will return home safely at the end of each workday.”
Published: Equipment Journal, December 2017
Project report
Project report
Implementing violence prevention legislation in hospitals: summary
This two-page summary shares the highlights of an Institute for Work & Health study that looked at acute-care hospitals in Ontario and how they implemented legislated violence prevention initiatives, to what effect, and the challenges they faced along the way.
Published: December 2017
IWH Speaker Series
IWH Speaker Series
Addressing essential skills gaps in an OHS training program: a pilot study
Can an occupational health and safety (OHS) training program be improved by modifying it to address gaps in essential skills? In a recent study, a research team led by Dr. Ron Saunders modified a hoisting and rigging training program offered by the LIUNA Local 506 training centre. The changes were made to address trainees’ skills gaps in numeracy and document use that were related to the job. In this plenary, the team share findings regarding the effect of modifying the curriculum on trainee learning and discuss suggestions for improving training efforts within the construction sector.
Published: November 2017
IWH in the media
Workers with disabilities report greater OHS vulnerability
According to a new study by the Institute for Work and Health (IWH), workers who identify as having a disability are more likely to be exposed to workplace hazards. Additionally, they are more likely to face inadequate occupational health and safety (OHS) protections. “Basically, they get hit with a double whammy,” said Dr. Curtis Breslin, lead author of the study.
Published: Canadian Occupational Safety, November 2017
At Work article
IWH study examines effect of Ontario’s mandatory OHS training on awareness
On July 1, 2014, a new occupational health and safety requirement took effect in Ontario. An IWH research team conducted a study on differences in OHS awareness before and after the requirement took effect. Read about the findings.
Published: November 2017
IWH in the media
Recent immigrants, refugees largely unaware of OHS: Researchers
When immigrants and refugees come to Canada, they are handed a 140-page document that contains only one small paragraph about employee rights. Unfortunately, this might be the only OHS exposure these workers receive, writes Amanda Silliker, reporting on an Institute for Work & Health research project.
Published: Canadian Occupational Safety, November 2017
At Work article
Study update: New cases of mesothelioma and asbestos-related lung cancer from one year cost $2.35B
What's the economic burden of mesothelioma and lung cancers due to work-related asbestos? An IWH team calculated the costs from just one year's worth of such cases.
Published: November 2017