The most infamous examples of this would be fetal alcohol syndrome and the low birth weights associated with smoking while pregnant…”

Our social safety net has a broken thread, and the ones who slip through the resulting hole are often the smallest among us: our children.  On every metric, children from disadvantaged homes face greater challenges to success than their more privileged peers. As a result, they do worse in school, get poorer paying jobs and suffer  disproportionately from violence, addiction and mental health issues.

http://www.huffingtonpost.ca/nicole-letourneau/family-focused-policy_b_5107418.html