Yes. It is caused by eating sweet/sticky foood and NOT BRUSHING TEETH PROPERLY.
actually, some types of gum HELP prevent cavaties. but only some types!
cavaties or decay
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Nasal cavaties
you are removing the build up of plaque (food you have chewed throughout the day) from the surface of your teeth. Plaque is what causes tooth decay, and the longer you let it stay on your teeth the more microscopic decay occurs, multiply this by decades and then you have tooth decay (cavaties) much much sooner or much much later or not at all really depending on how often and when you brush, and how well, and how much acidic and or sugary foods you eat/drink.
headaches
acids cause tooth decay u can prevent from drinking acidy drinks
A loose baby tooth that is turning gray or black is a dead tooth. A dentist can take the tooth out.
No it does't!
an infected tooth is possible
sugar is the best answer
Any animal with teeth can have dental caries, or cavities