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Office blog

March 2012

Crooked Teeth? Blame our farming ancestors.

When humans turned from hunting and gathering to farming approximately 10,100 years ago, they set our species on a road of genetic variation that led from longer, sturdier mandibular structures to shorter jaws better suited to chewing softer food. As a result, tooth overcrowding-and orthodontia-are now one of the hallmarks of civilization.

According to a study done by researcher Noreen von Cramon-Taubadel, PhD, an anthropologist a the University of Kent in UK, global variations in jaw structure, in contrast to skull shape and facial features, are not attributable solely to genetic shift, but to a limited kind of natural selection.

The link between periodontitis and systemic diseases

After more than three decades spent exploring the connections between periodontal disease and other diseases and health conditions, Robert Genco, DDS, PhD, believes he's got the big picture. Read more