The American Dental Association has launched a new website, MouthHealthy.org. The consumer-friendly website presents healthy habits, top concerns, nutrition and other information categorized into six "life stages" to support healthy smiles for all ages.

In the mid-1960s, Lennon gave his tooth to his housekeeper, Dot Jarlett, while she worked at his home southwest of London. Her family kept it until last year, when Canadian dentist Michael Zuk bought it in an auction for more than $31,000. Zuk then created three necklaces containing fragments of tooth and sent one to Tony Gedge, who runs a charity called Dental Mavericks. Courtesy of ABC News, click here to read how Gedge will use Lennon's molar to help fight oral cancer in Britain.

Read the complete article here. By Jean Williams, news staff, American Dental Association (ADA).

American Heart Association Statement: No causative link found between periodontal disease and heart disease

The scientific evidence does not establish that gum disease causes or increases rates for heart disease or stroke, according to the American Heart Association in a new scientific statement published online April 18, 2012 in its journal, Circulation. The statement is based on the review of more than 500 journal articles and studies, which did not confirm a causative link between periodontal disease and atherosclerotic vascular disease.