Food and dental caries

previously, sugar was considered an exceptional and food was reserved for sick or consumed during the holidays. He became a food eaten every day since the development of industrial production of sugar, there a century. For years, dental caries affected only adults, and has begun to reach children with the development of the sugar industry. 
Today is a disease that mainly affects children, adolescents and young adults; its frequency decreases after 40 years. It is a public health problem that has cost very important. In France, at the age of 6 years, two thirds of children have at least one tooth decay.