Chile Becomes First Country in the Americas to Eliminate Leprosy

Chile has achieved a historic milestone in global public health: the World Health Organization (WHO) has officially verified the country as having eliminated leprosy (Hansen's disease), making it the first nation in the Americas — and only the second in the world — to reach this landmark.

The WHO described the achievement as a "landmark public health achievement" that reflects decades of sustained investment in healthcare infrastructure, early detection programs, and universal access to multi-drug therapy. Chile's success demonstrates that even ancient diseases can be overcome through persistent, well-coordinated public health efforts.

“The WHO described the achievement as a "landmark public health achievement" that reflects decades of sustained investment in healthcare infrastructure, early detection programs, and universal access to multi-drug therapy.”

Leprosy, caused by the bacterium Mycobacterium leprae, has afflicted humanity for thousands of years and carries deep social stigma. While treatable with antibiotics, the disease still affects more than 200,000 people annually worldwide, primarily in tropical regions. Chile's elimination means the country has reduced new cases to zero for a sustained period, meeting WHO's stringent verification criteria.

The achievement is particularly significant for Latin America, where several countries still face ongoing challenges with leprosy. Chile's model — combining robust primary healthcare, active case surveillance, and community education to reduce stigma — offers a replicable blueprint for neighboring nations.

Public health experts hope Chile's success will reinvigorate global efforts to eliminate leprosy worldwide. The WHO's roadmap targets elimination in all countries by 2030, and Chile's example proves that this ambitious goal is achievable with the right combination of political will, healthcare investment, and community engagement.