It is a disease that affects the brain and can begin due to various factors, both biological agents, such as genetic, psychological or social.

The addiction refers to the consumption of any substance harmful to health but that are satisfactory to the consumer. It also refers to the continuous and uncontrolled conduct of certain habits.

At present addiction is closely related to the unit. This term refers to the consumption of a substance or carrying out an act to prevent the consequences that would cause its failure.

Symptoms

Symptoms of addiction not affect equally to all people because the appearance can vary from one another. Despite this there are common symptoms including:

·  State of obsession in which the affected can only think of the cause of their addiction.

·  State of obsession in which the affected can only think of the cause of their addiction. in which the affected can only think of the cause of their addiction.

The victim presents negative behaviors which are going to affect their lifestyle. Initially provide welfare and happiness but in the end will bring pain, discomfort and distress for example:

·  Conduct search through which the patient was subconsciously about the substance or addictive behavior and to the people and places associated with addiction.

·  Conduct search through which the patient was subconsciously about the substance or addictive behavior and to the people and places associated with addiction.

·  State of denial by the person addicted, with the passage of time, does not recognize their problem and their negative consequences.

·  State of denial by the person addicted, with the passage of time, does not recognize their problem and their negative consequences.

·  Freezing because of the emotional problems which are presented to identify and handle feelings.

Ultimately, all these symptoms result in a deterioration of the quality of life of sick due to all the negative consequences that brings addiction.

Causes

The addiction is a biological, psychological and social. Scholars have raised causes that lead to addiction despite being different for each person. Some of these causes are:

·  Relatives: addiction to substances and addictive behaviors is much higher in persons having relatives with the problem. Some believe that is due to genetics and others in imitation of behavior.

·  Psychological and social: There are people predisposed to be addicted, are those that have an addictive personality. This may be due to the difficulty to combat own thoughts and the fear of frustration.

Addictions intake

These addictions are those related to the intake of the user of substances harmful to health. Among the most important are:

·  Drug Addiction: disease based on the abuse and dependent on chemicals such as drugs. Also called the Addiction.

·  Alcoholism involves substance abuse alcoholic liquid with gradation.

·  Smoking: it is one of the most extensive in the world and consists of addiction derivatives of herbal snuff.

Addictions of conduct

They are those addictions that involve some sort of activity. Some of the more numerous addictions worldwide are:

·  Gambling: is a disease in which the affected feel the need for continuous play.

·  Cleptomanía: is the disease that people feel the continued need to steal.