Yes, that's unfortunately true as well. Poor people tend to find housing in hazardous areas, and the developmental damage from some things, like lead poisoning,

Yes, that's unfortunately true as well. Poor people tend to find housing in hazardous areas, and the developmental damage from some things, like lead poisoning, are permanent. Chronic stress also hampers physical development. To see how extreme just the psychosocial effects can be, I encourage everyone to read up on these two concepts: http://www.driscollchildrens.org/patient-education/food-nutrition/failure-to-thrive http://www.driscollchildrens.org/patient-education/food-nutr... Children with severe enough emotional stressors can cease to grow despite adequate nutrition and no physical ailment. https://hub.jhu.edu/magazine/2013/winter/adverse-childhood-experiences-trauma/ https://hub.jhu.edu/magazine/2013/winter/adverse-childhood-e... Adverse childhood experiences appear to set people up for increased likelihood of chronic illness for life.