It is believed that snuff causes approximately 100,000 deaths annually from cardiovascular diseases in the United States. In Spain, approximately 50% of men in middle age of life smoke compared with 16% of women of that age.

But he has noticed that in recent years is reducing the percentage of male smokers, whereas it is increased the percentage of women smokers, especially younger women beginning in adolescence.

Years ago, studies were conducted showing that mortality in nonsmoking patients was 166 cases per 100,000, while those who smoked a pack of cigarettes or more per 100,000 was 427.

The snuff also increases 10 times the risk in women taking contraceptives.

Smokers who are called passive, ie those on the side of people who smoke are at increased risk of cardiovascular death by 30% higher than those individuals who are not exposed to smoking environments.

On the other hand, the risk decreases as you stop smoking, so that after 2-3 years of having eliminated smoking, the risk is similar to those who do not smoke.

There are more than 3,000 chemicals in smoke snuff, so it is difficult to know which one has more harmful effects.

The final result is that not only must know who and how much they smoke, but also advised to give up smoking, help them use it and if necessary to those psychological programs, or agents that can facilitate the elimination of smoking as the use of nicotine gum or nicotine patches.