Work Related Causes of Mental Health Conditions and Interventions for Their Improvement in Workplaces
At EBIS-HSE, we strive to bring evidence-based insights to help organisations understand how work environments affect mental health and what can be done to reduce risks, highlighting the role of workplace conditions in shaping the mental well-being of employees globally.
This Lancet study provides a comprehensive overview of how working conditions contribute to mental health problems and which types of interventions show the strongest evidence of benefit. The study makes clear that work related factors such as job demands, work design, organisational culture, and employment security play a major role in shaping mental health outcomes. It also shows that interventions focused on improving the work environment and job structure hold greater potential than approaches that focus only on individual coping.
Summary
- The study concludes that adverse working conditions are strongly associated with increased risk of mental health conditions, especially depression.
- It finds that organisational level interventions, such as improving job design, increasing schedule flexibility, and enhancing working environments, show the most consistent benefits.
- The research highlights limitations in current evidence, including a concentration of studies in high income countries and an overemphasis on individual support rather than structural reform. The authors call for a shift toward addressing the root causes of work related mental health problems by improving job quality, work design, and organisational practices.
Aim and Context
The aim of the study is to review evidence on how work conditions contribute to mental health problems and evaluate what workplace interventions are effective. The authors note that mental health conditions among workers are widespread and contribute to absence from work, reduced productivity, and long term socioeconomic consequences. The study provides guidance for governments, employers, and occupational health professionals who are seeking evidence based ways to prevent and reduce work related mental health issues.
Methodology
The study used broad evidence synthesis, drawing on epidemiological studies, longitudinal research, and reviews of workplace interventions. The authors assessed links between psychosocial risk factors such as workload, job control, job security, shift patterns, and organisational culture, and mental health conditions including depression and anxiety. They also examined intervention studies that focused on structural changes, including job redesign, flexibility in scheduling, and improvements in the physical and organisational work environment. The analysis prioritised findings that addressed root causes within the organisation rather than interventions that target individuals alone.
Key Findings
1. Work related risks
Adverse psychosocial conditions such as high workload, low job control, poor organisational culture, and insecure employment are consistently linked to higher rates of mental health disorders.
2. Prevalence and impact
Mental health conditions among workers are highly common and are associated with sickness absence, reduced productivity, and long term effects on career and income.
3. Effective interventions
Interventions that modify the work environment, including job redesign and flexibility in scheduling, show stronger evidence of benefit compared with programmes that focus only on individual coping or therapy.
4. Research limitations
Most evidence comes from high income countries and formal employment settings. There is a lack of research in lower income or informal work environments, where conditions may differ significantly.
5. Need for structural change
The study concludes that lasting improvement requires organisational reform, including safer work design, clearer job roles, healthier workloads, and supportive workplace culture.
Takeaways for Practice
- Review and redesign job roles, workloads, and work organisation to reduce psychosocial risk.
- Prioritise interventions that focus on organisational level changes rather than relying solely on individual support programmes.
- Integrate schedule flexibility, improved work design, and supportive culture into mental health strategies.
- Develop comprehensive mental health policies that address job security, job control, and demand resource balance.
- Support further research and policy development focused on diverse work settings, including informal and lower income workplaces.
Read the full research study here:
Reiner Rugulies, Birgit Aust, Birgit A Greiner, Ella Arensman, Norito Kawakami, Anthony D LaMontagne, Ida E H Madsen, Volume 402, Issue 10, 410P1368-1381. October 14, 2023
https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(23)00869-3/fulltext