Workplaces hold dual realities for the global workforce: for too many, they are spaces rife with conflict, discrimination, chronic stress, and preventable hazards, while for others, they become protective environments where fundamental human rights are upheld. With the World Health Organization (WHO) estimating that nearly 60 percent of the global population participates in formal and informal work, the quality of workplace conditions directly shapes public health outcomes worldwide, making safe and healthy working conditions an inalienable human right rather than a discretionary perk.
To draw global attention to the preventable burden of occupational harm, the international community marks April 28 annually as the World Day for Safety and Health at Work. The annual observance functions as a global awareness campaign, designed to highlight the scale of work-related injury and illness, and advocate for building a proactive culture of safety that cuts preventable deaths and disabilities across all industries.
Decades of data from two leading global labor and health bodies, the WHO and the International Labour Organization (ILO), underscore the severity of the crisis: in 2016 alone, work-related accidents and diseases claimed an estimated 1.88 million lives, a toll that continues to rise as new threats emerge. Beyond long-recognized physical hazards, climate change has added a new layer of risk: climate-fueled extreme weather events cut working hours and output while exposing outdoor and vulnerable workers to life-threatening health and safety dangers.
In recent years, the global conversation around occupational health has expanded far beyond physical injury and chemical exposure to prioritize mental health and psychosocial well-being, a shift accelerated dramatically by the COVID-19 pandemic. The crisis laid bare how unaddressed workplace mental health risks undermine both individual workers and economic productivity: the WHO estimates untreated depression and anxiety—conditions highly prevalent in toxic work environments—cost the global economy $1 trillion annually in lost output and reduced performance. A safe working environment that supports mental well-being, in turn, drives higher productivity, creating a mutually beneficial cycle for workers and employers.
The psychosocial work environment, shaped by how roles are defined, work is organized, management practices are implemented, and workplace culture is cultivated, is a core determinant of worker health. Factors including unmanageable workloads, unclear role expectations, lack of autonomy, discrimination, and inadequate social support act as silent hazards that can trigger burnout, chronic stress, depression, and anxiety, just as surely as physical machinery or toxic chemicals pose tangible risks. Discriminatory scheduling practices, such as the overloading of teachers who lack administrative favor in educational systems, are just one common example of how harmful psychosocial working conditions erode worker well-being over time.
Addressing these growing threats requires shared responsibility across all stakeholders. Governments bear the core obligation to build robust regulatory frameworks, enforce compliance through regular inspection systems, and establish public health infrastructure that supports sustainable, safe work for all. Employers are accountable for proactively designing safe working environments that address both physical and psychosocial hazards, including providing accessible mental health support, implementing fair scheduling and workload management, and offering regular health screenings and preventive care. Individual workers, meanwhile, have a role to play in following safety protocols, protecting themselves and their colleagues, and exercising their rights to participate in preventive safety measures.
As the global community marks this annual observance, public health and labor advocates are calling for renewed commitment to prioritizing occupational health as a foundation for equitable, sustainable global development. As safety advocate Jerry Smith famously noted, “Safety isn’t expensive, it’s priceless”—a reminder that investing in worker well-being delivers returns that extend far beyond the workplace, to healthier communities and more inclusive economic growth.