Cured but not healed: the mental health crisis in leprosy we continue to ignore

Despite effective treatment available, millions of people affected by leprosy continue to experience profound psychological distress driven by stigma, disability, and social exclusion. Current elimination strategies prioritise biomedical interventions while neglecting mental health. Integrating psychosocial support, stigma reduction, and community-based interventions is essential to achieving truly person-centred leprosy care.

Background

Leprosy is often presented as a public health success story. Once feared as an incurable and highly contagious disease, it is now considered readily treatable with effective multidrug therapy [1]. Global prevalence has declined, elimination targets have been set, and progress is commonly measured through epidemiological indicators such as case detection rates and treatment completion [2]. Yet behind this narrative of biomedical success lies a persistent gap: the mental health and well-being of people affected by leprosy remain largely overlooked.

While cure refers to the elimination of the pathogen through antimicrobial treatment, healing encompasses the broader restoration of psychological well-being, social inclusion, and dignity, which are dimensions that are rarely addressed within leprosy programmes. For many individuals, the end of treatment does not mark the end of suffering, but the beginning of ongoing psychological distress shaped by stigma, discrimination, disability, and social exclusion [3]. Leprosy may be microbiologically cured, but its mental health consequences often persist long after treatment has ended.

The invisible burden beyond the disease

The mental health impact of leprosy is closely linked to how the disease is socially experienced. Depression, anxiety, social withdrawal, and suicidal ideation are reported at higher rates among people affected by leprosy than in the general population, largely driven by stigma, discrimination, and social exclusion [3]. Leprosy-related stigma operates across multiple levels—internalised, interpersonal, institutional, and structural—and diagnosis may lead to job loss, educational exclusion, marital breakdown, or community rejection [4]. Visible impairments resulting from delayed diagnosis can further reinforce public stigma and psychological distress [5].

Beyond elimination: the overlooked burden of leprosy

While global elimination strategies have contributed to important progress in leprosy control, they have also shaped how success in leprosy programmes is defined.² These efforts have understandably focused on reducing transmission, detecting cases early, and ensuring treatment completion. However, success continues to be measured primarily through epidemiological indicators such as case detection rates and prevalence. When elimination is framed largely through these biomedical metrics, other dimensions of harm, including stigma, social exclusion, and psychological distress, risk becoming invisible.

The declaration of leprosy elimination at national or subnational levels has, paradoxically, contributed to further neglect [6]. Once a disease is considered “eliminated as a public health problem,” funding declines, specialized services are dismantled, and political attention shifts elsewhere [6]. Mental health services, which have historically not been systematically integrated into leprosy programmes, are often among the first components to be deprioritised during such transitions.

For people affected by leprosy, this creates a profound dissonance. They are told that leprosy is no longer a problem, even as they continue to experience exclusion, unemployment, psychological distress, and social invisibility. Their suffering no longer fits within the dominant global health narrative. The result is not only neglect, but silence.

These challenges are closely linked to broader social determinants of health. People affected by leprosy are disproportionately drawn from marginalised and impoverished communities, where poverty increases vulnerability to delayed diagnosis and stigma further reinforces economic and social exclusion. Psychological distress often emerges at this intersection of stigma, disability, and structural inequality [3, 5].

In this respect, leprosy illustrates a broader challenge within global health systems: the tendency to equate technical solutions with human outcomes. Biomedical success does not automatically translate into social inclusion or psychological well-being. Addressing this gap requires rethinking how progress in leprosy programmes is defined and ensuring that mental health and social participation are recognised as integral components of care.

Integrating mental health into leprosy programmes

Integrating mental health into leprosy programmes requires more than the addition of counselling services. It requires recognising mental health as both an outcome and a determinant of leprosy-related harm.

Several practical approaches already demonstrate how mental health can be integrated into leprosy programmes. Peer-support groups led by persons affected by leprosy have shown promise in reducing internalised stigma and strengthening self-confidence [7]. Community-based rehabilitation programmes can support social participation and livelihood recovery, which are closely linked to improved psychological well-being [7]. In addition, structured stigma-reduction interventions targeting communities, healthcare workers, and families have been shown to improve social inclusion and reduce discrimination [8].

Mental health support can also be integrated into routine health services through task-sharing approaches. In many low-resource settings, trained community health workers or nurses can provide basic psychological support, conduct brief screening for symptoms of depression or psychological distress, and refer individuals requiring further care to specialised mental health services [9]. Incorporating simple psychosocial screening tools into routine leprosy services, alongside counselling and referral pathways, would allow programmes to identify psychological distress early and provide timely support [9].

Importantly, effective mental health interventions do not always require highly specialised services. Community-based approaches, peer-support networks, stigma reduction initiatives, and task-shared psychological care have demonstrated promising results across a range of low-resource settings. People affected by leprosy themselves are often uniquely positioned to support others, challenge stigma, and help design solutions that are culturally grounded and contextually relevant.

At the policy level, integrating mental health into leprosy programmes will require stronger recognition within national strategies and global elimination frameworks. Mental health indicators, stigma reduction activities, and psychosocial support should complement traditional epidemiological metrics such as case detection and treatment completion. Such integration would help ensure that progress in leprosy control is measured not only by declining case numbers but also by improvements in well-being and social inclusion.

Listening to voices long ignored

One of the most striking features of leprosy research and policy is how rarely the voices of people affected by the disease are centred in programme design and decision-making. Yet lived experience provides critical insights into the everyday realities of stigma, disclosure, and social exclusion that quantitative indicators alone cannot capture.

In recent years, participatory approaches have demonstrated how engaging people affected by leprosy can generate practical solutions. For example, stigma-reduction interventions co-designed with persons affected by leprosy in countries such as Pakistan and Ethiopia have informed community dialogue programmes and contact-based education strategies that significantly reduced stigmatizing attitudes within communities and among healthcare workers [10]. Similarly, peer-led self-help and empowerment groups, e.g. in Nepal, have enabled persons affected by leprosy to collectively address stigma, improve livelihood opportunities, and strengthen social participation, outcomes closely linked to improved mental well-being [11].

Participatory research has also contributed to improved programme design. Studies documenting the lived experiences of people affected by leprosy have helped identify barriers to healthcare access, fear of disclosure, and persistent social exclusion after treatment completion. These findings have informed the development of community-based rehabilitation programmes, peer-support networks, and stigma-reduction initiatives that extend beyond the biomedical management of the disease.

Meaningful engagement with people affected by leprosy must therefore move beyond consultation towards genuine partnership in research, programme implementation, and policy development. Their experiences are not only testimonies of suffering but essential sources of knowledge for designing more responsive and person-centred health systems.

Towards healing, not just cure

If global health is to truly advance the principle of leaving no one behind, greater attention must be given to the mental health challenges experienced by people affected by leprosy within current control and elimination efforts. This requires moving beyond narrow biomedical metrics and recognising that health includes dignity, inclusion, and psychological well-being.

Leprosy offers a stark lesson: a disease can be cured while lives remain profoundly wounded. True progress will be measured not only by declining case numbers, but by whether people affected by leprosy are able to live free from fear, shame, and exclusion. Cure is necessary, but it is insufficient; healing remains a distinct and long-neglected imperative.

Authors’ contributions

AF and AA conceptualised the manuscript and led the development of the central argument. AF drafted the initial version of the manuscript. AA substantially contributed to the conceptual framing, structure, and critical revision of the text. DE, IAG, FS, and HE contributed to the interpretation of the literature, provided contextual insights from programme implementation, and critically reviewed and revised the manuscript for important intellectual content. All authors read and approved the final manuscript.

Funding

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Competing interests

AF is an editorial board member at BMC Global and Public Health. The remaining authors declare no competing interests.