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The Same, But Different
How To Stay Safe From Dog Germs
Watch And Learn: Our Favorite Content About Dogs
Should You Let A Dog Lick Your Face?
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Key Facts In This Video
Dog mouths are not cleaner than human mouths, as both mouths contain species-specific bacteria. 00:43
One 2015 study found that oral-to-oral transfer of bacteria from dogs to humans can cause gingivitis and periodontal disease. 01:14
You're more likely to catch an infection by swapping saliva with another human than with a dog. 02:37