Key Factors Influencing the Health of Marginalised Groups

The health of marginalized communities isn’t determined solely by individual health choices or access to medical care. Instead, it emerges from a complex web of historical, economic, and political factors that have shaped-and continue to shape-who gets healthy and who doesn’t. When we talk about the health of marginalized groups, we’re really talking about how society’s fundamental inequities become visible in our bodies, our lifespans, and our wellbeing. Understanding these factors is essential for anyone working in healthcare, community development, or social justice.

Historical and socio-cultural influences on health 🔗

The roots of today’s health disparities run deep. Historical policies and events continue to shape health outcomes through ongoing impacts of discrimination at multiple levels, including in systems, structures, and interpersonal interactions. This isn’t ancient history-the effects compound across generations and remain visible in present-day disparities.

Consider how caste-based discrimination in South Asia affects mental and social well-being through deeply embedded cultural practices. The caste system, which has existed for over three millennia, ranks people into hierarchies where those at the bottom-known as Dalits-face systematic exclusion from education, employment, and healthcare. But discrimination doesn’t just limit access; it creates psychological stress. Continuous caste-based inequity creates hopeless situations that contribute to alcoholism and self-harming behaviors.

Similarly, in Western contexts, historical racism and caste discrimination act as structural determinants of health disparities, triggering various pathways leading to biological embedding through psychosocial and physiological stresses. What this means in human terms: the chronic stress of being treated as less-than literally gets embedded in our biology, affecting everything from infant mortality to life expectancy.

Ethnicity, identity, and healthcare barriers 🔗

Ethnicity and identity don’t just describe who we are-they shape how we’re treated by healthcare systems and society. Dalit communities experience discrimination both obvious and subtle, from hospital staff refusing to provide basic care to being asked to stand at the end of queues in clinics. In some cases, this discrimination extends to outright refusal of services.

These aren’t isolated incidents. Stigma, poverty, cultural beliefs, and healthcare system failures interact to limit health service uptake among marginalized communities. Dalit women face what researchers call “double discrimination”-based on both their caste identity and their gender-making them especially vulnerable to maternal health disparities.

Economic and resource access barriers 🔗

Money shapes health profoundly. Socioeconomic factors such as income, education, occupation and housing influence an individual’s ability to access quality health care services. Those with lower socioeconomic status often face barriers including limited health insurance coverage, inadequate health facilities in their communities, and financial constraints that prevent timely medical care.

This creates a vicious cycle. Consider nutrition: without access to affordable healthy food, marginalized populations experience higher rates of diet-related diseases. Without education about health promotion, they’re less equipped to prevent illness. Without secure housing, they face greater exposure to environmental hazards and infectious diseases. Without stable employment, they can’t afford insurance or time off for medical visits.

The education-health connection 🔗

Education is one of the strongest predictors of health outcomes. Race- and class-differentiated access to resource-rich schools significantly shapes life trajectory and adult health, with research indicating that one’s zip code is more important to health than one’s genetic code. When marginalized children attend underfunded schools in under-resourced neighborhoods, this shapes not just their immediate learning but their entire life’s health trajectory.

Healthcare infrastructure and medical mistrust 🔗

Even when healthcare is theoretically available, marginalized communities often face real barriers. Black adults report experiences of being treated unfairly by healthcare providers, including being refused pain medication or having requests ignored. This isn’t paranoia; it’s rooted in real historical wrongs that created lasting institutional racism within medicine itself.

Medical mistrust among marginalized communities isn’t irrational-it’s a rational response to a system that has historically exploited them. Building trust requires healthcare providers to actively demonstrate respect, cultural competence, and accountability to marginalized communities.

Political power and self-determination 🔗

Here’s a crucial insight: marginalized communities face significant barriers to voting, and this directly affects health outcomes through less representative government and less inclusive public policy. When people lack political voice, they lack influence over the policies that determine their health.

The voter-health feedback loop 🔗

Research demonstrates a negative feedback loop where health disparities generate biased voter participation gaps; these gaps yield biased health policy, further reinforcing health disparities. For example, states with the lowest voter participation among marginalized communities tend to be those rejecting Medicaid expansion-policies that would directly improve health access for vulnerable populations.

Think about this concretely: if you’re in poor health, you’re less likely to vote. If you don’t vote, politicians have less reason to listen to your health concerns. If politicians don’t listen, health-supporting policies don’t get passed. If policies don’t change, your health stays poor. The cycle perpetuates.

Political representation in healthcare decisions 🔗

Communities with limited political representation often lack influence over policies affecting their daily lives, leaving them vulnerable to neglect or harmful legislation. When marginalized groups aren’t at the table where healthcare decisions are made, their needs get overlooked.

This extends beyond voting. Policymakers can directly solicit opinions of people in poor health and health professional societies on relevant matters to ensure that more populations’ needs are represented in government policy. But without intentional effort, this simply doesn’t happen.

Building political power for health equity 🔗

The good news? Addressing political barriers can improve health. The enfranchisement of Black voters is associated with narrowing of the black-white education gap, while the enfranchisement of women has led to increased spending on children and a reduction in child mortality. When marginalized communities gain political power, health improves.

This is why health organizations have a role to play beyond the clinic. Integrated voter engagement through registration, mobilization, education, and protection can foster social determinants of health capital in marginalized communities in promotion of health equity.

The interconnected nature of these factors 🔗

Social determinants of health arise from social, economic, environmental, and structural disparities organized by structural inequities such as racism, sexism, classism, and other forms of discrimination. None of these factors-historical trauma, economic barriers, or political powerlessness-exists in isolation. They interact and compound each other.

A person at the bottom of the caste hierarchy faces historical discrimination (limiting their resources), economic poverty (limiting healthcare access), cultural stigma (creating psychological stress), and political exclusion (ensuring their voice isn’t heard in policy decisions). All of these together determine their health far more than any single medication could.

Pathways forward 🔗

Understanding these factors isn’t meant to feel hopeless. Rather, it points toward solutions. If health disparities are created by historical patterns, economic systems, social discrimination, and political exclusion, then addressing health requires action at all these levels. It requires not just better individual healthcare but also education access, economic opportunity, cultural respect, and political inclusion for marginalized communities.

For healthcare workers, this means recognizing that a patient’s health is inseparable from their social context. For policymakers, it means prioritizing the voices and needs of marginalized communities in health decision-making. For all of us, it means acknowledging that health equity requires addressing the deepest structures of our society.

What do you think? How might health outcomes change if marginalized communities had equal political representation in healthcare policy decisions? What barriers prevent your own community from accessing healthcare, and how might addressing them look different through a social determinants lens?

References

1. https://www.kff.org/racial-equity-and-health-policy/how-present-day-health-disparities-for-black-people-are-linked-to-past-policies-and-events/
2. https://pmc.ncbi.nlm.nih.gov/articles/PMC8592103/
3. https://www.mdpi.com/2075-4698/14/9/186
4. https://www.re-solveglobalhealth.com/post/how-caste-is-a-major-barrier-to-health-equity-in-india
5. https://unitedwaynca.org/blog/healthcare-disparities/
6. https://www.ncbi.nlm.nih.gov/books/NBK425845/
7. https://www.apha.org/policy-and-advocacy/public-health-policy-briefs/policy-database/2023/01/18/access-to-voting
8. https://pmc.ncbi.nlm.nih.gov/articles/PMC7032920/
9. https://www.omicsonline.org/open-access-pdfs/the-political-determinants-of-health-power-policy-and-public-wellbeing.pdf
10. https://pmc.ncbi.nlm.nih.gov/articles/PMC12144495/