The Deadly Cost of Overwork: How Toxic Work Environments Are Killing Hundreds of Thousands Annually

A groundbreaking report from the International Labour Organization (ILO) has uncovered a staggering truth: the modern work culture, marked by long hours, job insecurity, and workplace bullying, is not just draining our energy but also costing lives. Over 840,000 people worldwide die each year from health conditions tied directly to psychosocial risks at work.

This revelation challenges the long-held belief that enduring stress and sacrificing personal well-being for career advancement is worth it. The report highlights how toxic work environments contribute to cardiovascular diseases and mental disorders, resulting in a significant loss of healthy life years and impacting the global economy.

Unveiling the Hidden Toll: Work-Related Psychosocial Risks

The ILO’s report, “The psychosocial working environment: Global developments and pathways for action,” quantifies the deadly impact of workplace stressors. It links job strain, effort-reward imbalance, job insecurity, long working hours, and bullying to nearly 45 million disability-adjusted life years lost annually. These factors contribute to 1.37% of the global GDP being lost each year due to health-related productivity declines.

Cardiovascular Disease: The Leading Killer in the Workplace

The vast majority of deaths—over 780,000—are attributed to cardiovascular diseases such as ischemic heart disease and stroke. These conditions are exacerbated by chronic workplace stress and excessive working hours. Mental health disorders, while causing fewer deaths, lead to a greater loss of healthy life years due to their long-lasting and disabling nature.

Global Hotspots and High-Risk Sectors

Workers in Asia and the Pacific face the highest risk, with nearly half working more than 48 hours weekly—far above the global average of 35%. Informal employment sectors suffer more, with 41% of workers clocking long hours compared to 28% in formal jobs. Industries like wholesale and retail trade, transport, communications, and manufacturing report the heaviest burdens.

• 35% of global workers exceed 48 hours per week
• 47% of workers in Asia-Pacific region work long hours
• 41% of informal workers face extended hours versus 28% in formal jobs
• High-risk sectors include retail, transport, and manufacturing

The Silent Epidemic: Workplace Bullying and Harassment

Psychological violence is alarmingly common, affecting 18% of workers worldwide. Physical violence and sexual harassment also plague workplaces, with women disproportionately affected by sexual violence. The ILO estimates that nearly a quarter of workers have experienced some form of violence or harassment during their careers.

“Psychosocial risks should be managed through occupational safety and health systems, with policies that address the design and organization of work.”—International Labour Organization

Toward Safer Workplaces: What Needs to Change

The ILO calls for urgent reforms including better data collection, clearer regulations, and stronger enforcement to tackle these risks. Workplaces must rethink workloads, staffing, supervision, and hours, while creating safe channels for employees to voice concerns. Addressing these issues is critical not only for saving lives but also for sustaining economic productivity.

As global leaders prepare to discuss the future of work at the Fortune Workplace Innovation Summit, the message is clear: transforming toxic work cultures into healthy, supportive environments is essential for building resilient organizations in the years ahead.