Currently one of the habits most frequent is the alcohol consumption. It is a question of extreme importance, therefore its consequences can affect the work environment, beyond the family and the society. This is being part of the social life, in such a way that it is normal, or even though ' ' saudvel' ' , of the whisky or point of view by that, after work, they go it bar to take a beer. In the truth, the alcohol consumption is a habit very generalized and is difficult to change this concept; therefore, the question is the following one: Which is the relation between the alcohol consumption and the professional performance? which the consequences of the alcohol consumption that can affect the work environment? In recent times, some researchers had started to discover surprising facts on the effect of the alcohol. According to story of one has equipped of researchers, commanded for the Dr. Melvin H.

Knisely, professor of anatomy of the School of Medicine of the University of the Carolina of the South, in Charleston: ' ' Each time that one person takes one few alcoholic beverage sips? despite they are beers or liquors with social purpose? it is affecting its cerebral cells, causing the premature death of many neurons. The brain of this person is affected forever. ' ' This is a preliminary conclusion of an important study that was lead by the related researchers: ' ' It has many years if wise person who the brain of the drinkers suffered the effect from the alcohol, but the majority of the doctors faced this as one of the last effect after some years of great consumption, as much how much the liver, kidneys were reached and corao.' ' What the Dr. Knisely is now demonstrating is that such damages to the brain are not mere effect terminals, but occurs gradually since the moment where the first cells are destroyed by first drinques, and that such effect go if adding throughout the time.