From Name: From Email: To Name: To Email: Optional Message: Columbia researchers target early signs of severe gum disease from NY1 Sixty-five million adults in the U.S. have some form of periodontal or gum disease, and they're in one of two camps — chronic, meaning there's a slow progression of the disease; and aggressive, where the infection takes hold more rapidly. The problem is the signs and symptoms for both degrees of the disease largely overlap. more 7701 Las Colinas Blvd., Ste. 800, Irving, TX 75063