Health Risks To Farmworkers Increase As Workforce Ages

Researchers point to a number of causes for dwindling farmworkers: tighter border controls; higher prices charged by smugglers; well-paying construction jobs and a growing middle-class in Mexico that doesn't want to pick vegetables for Americans. (Sandy Huffaker/AFP/Getty Images)

Researchers point to a number of causes for dwindling farmworkers: tighter border controls; higher prices charged by smugglers; well-paying construction jobs and a growing middle-class in Mexico that doesn't want to pick vegetables for Americans. (Sandy Huffaker/AFP/Getty Images)

The farmworkers who are harvesting the nation's crops are overall older and struggling with health problems caused by decades of physical labor. Read more about the story on WBFO.