1. Brush Your Teeth By: Ahmed Al-Thani

2. Decayed Teeth Tooth decay is caused by sweets and junk food or any type of sticky substance and it form something called plaque forms on your teeth. Plaque has bacteria and if you eat sweets bacteria grows on your teeth. Bacteria turns sugary substances to acid, the acid then makes a whole through the enamel.

3. How to prevent Tooth Decay. To prevent tooth decay all you need to do is brush your teeth every day and cut down on sweet food and less plaque will form and if it is really serious visit a dentist and he or she will fill the teeth holes. To prevent tooth decay all you need to do is brush your teeth every day and cut down on sweet food and less plaque will form and if it is really serious visit a dentist and he or she will fill the teeth holes.