Nicotine is a substance that is released when a person smokes. Apparently the time required by nicotine to walk from the lungs to the brain only for 7 seconds.

One of the most widely abused drug use is nicotine, which can come from smoking or chewing tobacco. In addition, nicotine also one of the most addictive substances compared with other drugs.

Wednesday (12/08/2010) travel nicotine from the lungs to the brain is fairly fast which is just 7 seconds. After reaching the brain nicotine stimulates the release of dopamine, an important neurotransmitter involved in mood (mood), appetite and other brain functions.

When a person smokes, the nicotine will enter and begin to accumulate in the body.Eventually someone will get used to nicotine, and if he does not get the same amount then the body will ask for more. And usually the amount of nicotine entering the greater or increased.

Users can quickly become nicotine dependence, because it takes only a few cigarettes to be able to make a person has an addiction. If a person suddenly stops smoking, then he will have the effect of reversal (withdrawal effect), such as anxiety and mood swings.

One of the things that can not be denied is the addiction to nicotine usually begin from one to experiment or experimented with cigarette for a year. In many cases this condition sometimes has been started since someone still in school or aged 13-14 years.

As a pure drug, nicotine had little adverse effect for one’s physical health. But other chemical substances contained in cigarettes and join the nicotine is what can cause much damage to the body. Because when a cigarette burned and smoked, then there are hundreds of chemical compounds produced and great risk to health.

Nicotine was originally discovered by the French ambassador, Jean Nicot in the mid XIV century. When people believe that nicotine as a drug. Half a century later became known dangers of nicotine to the body, but only a few people who could say no to nicotine.