Alcohol-based mouthwash may increase the risk of gum disease, cancers
Share on PinterestExperts say alcohol-free mouthwash might be healthier for some people. Capuski/Getty Images Researchers report that alcohol-based…
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DNA From Ancient Gum Reveals Secrets of Stone Age Dentistry
Research on 10,000-year-old birch tar samples from Mesolithic Scandinavia indicates that hunter-gatherers likely had poor oral health, with…
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