There are a few different causes of bad breath. Ranging from stomach problems to diet and teeth problems, most of the causes can be found in the mouth.
Sugar is the main cause of dental decay when bacteria are present. However, the frequency of your sugar consumption is more significant than the amount of sugar you eat.
Many years ago scientists started to notice that children who were born and raised in areas with natural fluoride in drinking water had fewer cavities than children in other areas.