A tooth crown is an artificial cap that covers and protects a tooth. A crown completely encases a tooth, starting at the gums. Crowns are used to recondition teeth, improving strength, size, shape and appearance.
Alcohol is a complex drug, and both the fat and water soluble affect all the organs and tissues of the body. Drinking alcohol at young age affects at the higher rate of tumors of the breast, the liver and the mouth along with an added susceptibility to the high blood pressure. The concentration and the coordination of the person while driving affects and are dangerous when drunk.
Alcohol is often incorrectly classified as a stimulant or upper. Alcohol is in fact a tranquilliser which depresses the central nervous system. The short term physical effects depend on the blood-alcohol level. It ranges from mild mood changes to complete loss of coordination, vision, balance and speech. These effects usually wear off in a matter of hours after a person stops drinking. Larger amounts of blood alcohol can impair brain functioning and eventually cause unconsciousness. An extreme overdose, when the blood-alcohol level is higher than 0,50, can be fatal.