All sorts of things, Candy, soda etc.
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Tooth decay is caused by a build up of bacteria on your teeth. This can be easily prevented by regular dental hygiene. You need to brush 3 times a day, floss 2 times a day and use a water pick to regularly remove the bacteria that is gathered on your teeth. Here's a video about how tooth decay actually happens -
http://www.checkdent.com/en/videos/tooth-cavities-89.html
Old fruit
Old fruit
Brushing your teeth works good
The teeth will slowly decay if you do not brush your teeth.
what is a layer a bacteria on your teeth it can lead to decay what is it is it plack
Is it teeth decay
Brush your teeth!
fluoride
no it doesn't cause decay in adults
"if you don't take good care of your teeth, they will decay"
maybe
brush your teeth