Abstract— Alcohol is a psychoactive substance that their consumption can cause some damage to the body, mainly in the central nervous system, also it is possible observed changes in the social behavior of the individual when ingested in large amounts.
In addition, a placebo effect is based on the total of similar beneficial effects to health regarding physiological – psychological active substance. With regard to this issue, have been conducted to observe the behavior of volunteers where it is used a psychoactive substance such as coffe, marijuana or drugs in some volunteer groups compared to a group that ingested a placebo (inert substance).
In this study, it was observed the behavior of two groups of young volunteers aged college to which were given drinks alcoholics beverages and drinks with placebo (group A and B, respectively), where alcoholics beverages and placebo were smell similar and taste.
Previously it determined that these volunteers had no alcohol dependence. Also before giving the drinks, their levels of anxiety and depression were assessed by means of psychological testing; volunteers also underwent neurocognitive testing, neuromotor before and it then give them drinks with alcohol or placebo.
We observed in this study that the placebo effect was can be as strong as if it had ingested the psychoactive substance, In like manner, we perceived that mood at the studie moment have a significantly influence, because the psychoactive substance effect or stimulating feeling are improved even when they to believe has been drinking alcohol
Key words: Alcohol, Anxiety, Neurocognition, Placebo
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