To stop smoking it is necessary to happen for a series of temporary processes of attitude before the habit, and if it seems necessary to happen for them to be able to take an abandonment attitude.

In the adolescence the fault feeling for smoking is almost void, for not speaking about the problem of health, for it it is an epoch that increases of exponential form the smokers' index. Then and it stabilizes and from 30 years it begins to descend, being from 50 years when there takes place the biggest index of abandonments of the habit of smoking.

It is clear that the interventions to diminish the habit of smoking have to of be establishing in the adolescence.

The smoker enjoys the habit of smoking and no problem appears for it, he is a consonant smoker, that is to say he smokes and he is sure that it is right. In this phase the smokers younger than 30 years are, without illnesses associated or not with the tobacco. Almost half of the smokers are in this phase and do not appear the abandonment of the habit.

The smoker already raises the possible negative consequences for the health of smoking, and some prints of leaving it. He begins to be a DISSONANT SMOKER, that is to say, he smokes but it seems to him that it is badly to do it. 30 % of the smokers is in this stage. In this phase it is possible to intervene with coercive places measurements without smoke, prohibitions of smoking, etc. and it is possible to obtain a major campaign to raise public awareness of the problem.

The smoker meets in the obligation to stop smoking, goes on of dissonant to a more identical attitude that is to say he knows that it is bad to smoke and leaves it. This phase will recur several times in the evolution of the dependency, will go on to the contemplation and the action repeatedly. 20 % of the smokers is in this phase that can take years, and more than 10 attempts.

It is possible to be said that in this phase there are those smokers who take more than 6 months of abstinence. He does not smoke anything but up to 12 months it is not possible to consider like ex-smoker. It is never possible to be said in a dependency that the problem happened already, one is always a smoker in potency and it is necessary to be completely vigilant to support this situation.

It happens in a variable percentage of the cases, the habitual thing is that it goes on to the contemplation phase and it will be late more or less in returning to the action. He accompanies himself of a big loss of the personal self-esteem.

The nicotine is a stimulant and a sedative of the central nervous system, which produces abstinence symptoms on having left it. The most habitual is the headache, but the following ones usually appear:

1. Longing for smoking
2. Headache
3. Sickness and dizziness
4. Irritability
5. Interior quake
6. Lacking in concentration
7. Hand quake
8. Loss of appetite
9. Eyes pain
10. Morning sickness
11. Vomiting
12. Changes of flavor
13. Anxiety to eat
14. Muscular contractions
15. Weariness
16. Weakening
17. Hand perspiration
18. Pins and needles in the skin