The Smile Gap: A History of Oral Health and Social Inequality

As recently as fifty years ago most people expected to lose their teeth as they aged. Few children benefited from braces to straighten their teeth, and cosmetic procedures to change the appearance of smiles were largely unknown. Today, many Canadians enjoy straight, white teeth and far more of them are keeping their teeth for the entirety of their lives. Yet these advances have not reached everyone.

The Smile Gap examines the enormous improvements that have taken place over the past century....