History of mouth hygiene in cleveland read before the section on mouth hygiene preventive dentistry and public health at the seventh international dental congress philadelphia pa aug 26 1926 harris rc wilson dds cleveland ohio cleveland ohio . Find out the history of dental hygiene which dates back to the ancient egyptians learn more about how oral health has progressed over the years at crestcom. Alcoholics anonymous aa was founded in 1935 by bill wilson known as bill w and dr robert smith known as dr bobsubsequently the history of alcoholics anonymous aa has been documented in books movies and aa literature this history begins with the groups early struggles and continues through its worldwide growth. History of dentistry timeline the history of dentistry timeline provides a chronology from ancient to modern times the ada history timeline provides a chronological and historical representation of the american dental association from 1859 2009 if you are interested in finding out more on the history of the dental profession visit the ada library archives. Oral hygiene is the practice of keeping the mouth clean and is considered to be the best means of prevention of cavities dental caries gingivitis periodontitis and other dental disorders it also helps to prevent bad breath halitosis oral hygiene is necessary for all persons to maintain the health of their teeth and mouth
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