Not All Oral Bacteria Are Harmful
You may be surprised to find that your mouth has anywhere from 10-50 billion oral bacteria that thrive or die under specific conditions controlled by your oral hygiene, lifestyle habits, and diet. Unique types of bacteria are responsible for oral health issues like tooth decay, halitosis (chronic bad breath), and gum disease. At the same time, positive bacteria help your mouth protect itself against these harmful pathogens.
Smoking Kills Good Bacteria
Microbiologists study how healthy mouths are coated with a thick “forest” of good bacteria which prevents pathogens from touching down on your mouth. Recent research by a professor of periodontology at Ohio State University describes how smokers mouths are toxic to these helpful oral bacteria. In fact, the chemicals from smoking actually cause your body to turn against these positive bacteria, making your mouth a friendlier environment for pathogens that cause gingivitis, bad breath, and cavities. Professor Kumar describes the phenomena like a yard with weeds. An imbalance in the chemical composition of the soil allows weeds to sprout up and choke out healthy plants in the same way that smokers’ mouths destroy good bacteria.
The Ecosystem Inside Your Mouth
The mouth behaves so much like a forest that ecologists are taking an interest in how the 50-75 different species in the mouth cohabitate. According to a recent NPR story, studies show that different types of bacteria congregate in certain areas of the mouth, much the way that different animal species choose specific parts of the forest to live. For example, the bacteria on the back of your tongue may be a different species than the bacteria on the tip of your tongue. (more…)
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