Mexico. Comprised of 31 states and one federal district, the nation of Mexico is home to the worldâs largest population of Spanish speakers. From the temples of Chichen Itza, to the beaches of Cancun or the bustle of Mexico City, Mexico boasts a diverse landscape and rich history. 1  Facebook. 2  Twitter. 3  Google.
Dental caries, also known as tooth decay, cavities, or caries, is a breakdown of teeth due to activities of bacteria. The cavities may be a number of different colors from yellow to black. Symptoms may include pain and difficulty with eating. Complications may include inflammation of the tissue around the tooth, tooth loss, and infection or abscess formation.
Decay. Tooth decay is the destruction of your tooth enamel, the hard, outer layer of your teeth. It can be a problem for children, teens and adults. Plaque, a sticky film of bacteria, constantly forms on your teeth.When you eat or drink foods containing sugars, the bacteria in plaque produce acids that attack tooth enamel.ecay. Tooth decay is the destruction of your tooth enamel, the hard, outer layer of your teeth. It can be a problem for children, teens and adults. Plaque, a sticky film of bacteria, constantly forms on your teeth.