NEUROBIOLOGICAL BASES OF ALCOHOL ADDICTION

Neurobiological Bases of Alcohol Addiction.

Alcohol addiction is a heterogeneous psychiatric disorder according to both phenotype and etiology. Difference in phenotype characteristics manifests in the manner the addiction arises, history of the alcoholic and history of drinking, comorbid disorders, and the phenomenon of abstinence difficulties. Concerning the etiology of alcoholism, the disease itself is considered to be a consequence of...

Obesity and addiction: neurobiological overlaps.

Drug addiction and obesity appear to share several properties. Both can be defined as disorders in which the saliency of a specific type of reward (food or drug) becomes exaggerated relative to, and at the expense of others rewards. Both drugs and food have powerful reinforcing effects, which are in part mediated by abrupt dopamine increases in the brain reward centres. The abrupt dopamine incr...

Neurobiological Bases for Psychological Functioning

Principles of Psychotherapies for Alcohol Addiction

Alcoholic beverages are assumed to be the most popular drinks which are being consumed after water. Though for people who drink alcohol in excessive amounts longer time would be taken to become dependent in comparison with other drugs. Alcohol causes more severe medical and social harm as well as many fatal accidents for its users. Non-medical interventions are still on the top of the list of e...

Neurobiological alterations in alcohol addiction: a review Alteraciones neurobiológicas en el alcoholismo: revisión

The exact mechanism by which ethanol exerts its effects on the brain is still unknown. However, nowadays it is well known that ethanol interacts with specific neuronal membrane proteins involved in signal transmission, resulting in changes in neural activity. In this review different neurochemical alterations produced by ethanol are described. Primarily, ethanol interacts with two membrane rece...