Chronic illness tends to be more of a risk for people living in low income areas which tend to be located near industry or agricultural areas. And our food supply also tends to harm those with less money as processed inexpensive food may be more available in low income and some urban areas than healthier fresh fruits and vegetables.
Read more about processed food and health risks: https://foodtank.com/news/2017/10/ipes-health-costs-industrial-food/
Chronic illness and poverty in Canadian population shows that even with a nationalized health care system the lower the socio-economic bracket a person is in, on average, the lower their expected lifespan may be and they are more likely to develop chronic diseases. One province with lower obesity and smoking rates did have lower chronic illness and reduced mortality rates compared to other areas even with the difference in socio-economic brackets: https://www.cdc.gov/pcd/issues/2009/oct/pdf/08_0254.pdf
The trend is seen in Australia also: https://link.springer.com/article/10.1186/1743-8462-1-8
Poverty itself can make life more complex and stressful due to too many bills and not enough money to pay any of them or due to challenges of transportation when public transport is the only option. Simply having more on one’s mind can make decisions and thinking more difficult for anyone based on research findings. Excess number of things to remember can slow down the thought processes for other tasks. Behavioral Economics
Adequate health care is important but so is an adequate wholesome food supply and clean air and water. Racism is found in how we zone housing areas and distribute and charge for food and water and it affects health and lifespan – inequality is racist.
Disclaimer: Opinions are my own and the information is provided for educational purposes within the guidelines of fair use. While I am a Registered Dietitian this information is not intended to provide individual health guidance. Please see a health professional for individual health care purposes