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TED-Ed · Friday · 5 min

What causes bad breath? - Mel Rosenberg

View full lesson: http://ed.ted.com/lessons/what-causes-bad-breath-mel-rosenberg Uploaded 31-03-15 Halitosis is a curse that has plagued humanity since ancient times. But what causes it, and why is it so universally terrifying? Mel Rosenberg outlines the basics of bad breath — and what you can do when it strikes you. Lesson by Mel Rosenberg, animation by Andrew Foerster. Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices

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View full lesson: http://ed.ted.com/lessons/what-causes-bad-breath-mel-rosenberg

Uploaded 31-03-15

Halitosis is a curse that has plagued humanity since ancient times. But what causes it, and why is it so universally terrifying? Mel Rosenberg outlines the basics of bad breath — and what you can do when it strikes you.

Lesson by Mel Rosenberg, animation by Andrew Foerster.



Learn more about your ad choices. Visit megaphone.fm/adchoices

Learn more about your ad choices. Visit megaphone.fm/adchoices

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