Addiction:  The average 68% of smokers want to quit the passion, but because of the lack of will they rather choose the easy confidence: "I'm probably not who will die of smoking, but someone else ...". This is because nicotine, medical studies have shown that, develop a dependency, such as cocaine or heroin. No matter how uncomfortable, we need to realize that smoking is a self-destructive dependence.  In fact,  - The 80% of all  lung cancer patients are active or former smokers.   -The aging processes in the body of smokers take place faster, and likely this process affects several parts of their body.  - A smoker person`s clothes, car, home, and even the skin can take over the smoke, which is unclean, and for a non-smoker can be very confusing.  - The smokers have higher risk of diabetes and heart attack.      Smoking and Impotence  Despite the fact that people are aware of the harmful effects of smoking, many do not want to stop. Smoking is very harmful to the sexual health of men. This proofs that smokers are more likely report impotence. According to the study, almost 50% of the 30-40 years old men fight impotence, or erectile disorder.  During erection in healthy humans, a large amount of blood flow towards the penis, and then the blood vessels are narrowed, preventing blood flow, creating an erection.  Nicotine constricts the blood present in the arteries, so the heart can pump less blood, there will be weak or no erection.  In addition, smoking is a major deterioration in the quality of semen.