The source is none other than NPR: Unfit for Work The startling rise of disability in America
Surprisingly, the author documents (tells anecdotes that we want to believe about) the current debacle that is a safety net being abused by people who are falling off of the welfare roles.
In the past three decades, the number of Americans who are on disability has skyrocketed. The rise has come even as medical advances have allowed many more people to remain on the job, and new laws have banned workplace discrimination against the disabled. Every month, 14 million people now get a disability check from the government.