Nutrition Facts with Dr. Greger cover image

Tongue Scraping (Part I)

Nutrition Facts with Dr. Greger

CHAPTER

The Effect of Water on Morning Bad Breath

Maludorous breath upon weakening after a night's sleep is a common condition known as morning bad breath. Low salivary flow, particularly during the night, creates like a stagnant pond effect favorable for bacterial proliferation and putrefaction. People brush their teeth in the morning thinking that's going to help but that may only reduce rotten egg gas levels 30%. Eating breakfast works twice as well, a 60% drop in hydrogen sulfide levels.

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