214Chapter 7•Class and Stratification in the United States• Lecture Idea:Get your class thinking about some of the health risks that people at the bottom of the economic ladder typicallyexperience (manual labor, poor living conditions, lack of access to health care). It can be difficult at times for students to be fully awareof the living conditions of other social classes.equality. Recent surveys estimate that 13 percent ofchildren under age 12 are hungry or at risk of beinghungry. Among the working poor, almost 75 percentof the children are thought to be in this category. Af-ter spending 60 percent of their income on housing,low-income families are unable to provide adequatefood for their children. Between one-third and one-half of all children living in poverty consume signifi-cantly less than the federally recommended guidelinesfor caloric and nutritional intake (Children’s DefenseFund, 2002). Lack of adequate nutrition has beenlinked to children’s problems in school. Moreover, re-cent changes in welfare laws have adversely affectedmillions of U.S. children (see Box 7.2).