Friday, February 2, 2018

How Halitosis Became a Medical Condition With a "Cure" | Smart News | Smithsonian

How Halitosis Became a Medical Condition With a "Cure" | Smart News | Smithsonian: A 1928 ad for Listerine reads in part: “No matter how charming you may be or how fond of you your friends are, you can not expect them to put up with halitosis (unpleasant breath) forever. They may be nice to you—but it is an effort.” (Bettmann/CORBIS)

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