The social determinants of health (SDH) refer to the conditions and environments in which people are born, grow, live, work, and age. These factors profoundly influence health outcomes, contributing to disparities in health across different populations. SDH encompass a wide range of economic, social, and environmental factors, including access to healthcare, education, social networks, and the overall living environment. Economic and political policies play a key role in shaping these determinants, which ultimately impact public health.
The following sociological factors play a significant role in influencing individual and population health:
Example: In high-income countries like Switzerland, life expectancy is higher due to better access to healthcare and living conditions, whereas in lower-income countries like Chad, life expectancy is lower due to challenges in accessing essential health services, clean water, and food security.
Example: In countries with higher literacy rates and access to quality education, such as Canada or Japan, the population tends to experience lower rates of preventable diseases like diabetes and cardiovascular conditions compared to countries with lower educational attainment.
Example: In communities with strong social ties, such as those found in rural Italy, people often report higher levels of life satisfaction and better health outcomes, as they can rely on family and neighbors for emotional and financial support.
In many low-income communities, factors such as poverty, unemployment, and lack of access to education significantly contribute to poor health outcomes. These communities often experience higher rates of chronic diseases, mental health disorders, and premature mortality. Sociological factors like living in a disadvantaged neighborhood can also expose individuals to environmental risks, such as poor air quality, limited green spaces, and increased crime, which in turn impact physical and mental health.
The sociological determinants of health are powerful drivers of health disparities. By addressing the root causes—such as income inequality, limited access to education, and poor social support systems—societies can improve health outcomes and reduce the burden of preventable diseases. Policies aimed at improving these determinants, including expanding access to education, healthcare, and social services, are key to creating healthier populations and achieving health equity.