People have been striving to take control over their humor and encourage capacity of work for a long period of time till these days. Smoking is used to be one of those methods for many persons. The major point is that nicotine, which is concentrated in tobacco, has 2 stages of impact on nervous system. Firstly there emerges short-period excitation and then it is quickly altered by the feeling of depression and inhibition. A smoker gets a cigarette each time he confronts some problem or difficulty. He knows that cigarette will calm his nerves. Smoker also takes a cigarette when he feels tiredness and wants to get preceding efficiency or make his humour better. He does it, because there's a sign in his memory of the experienced refreshment effect of a cigarette, though it wasn't rather prolonged. There are also people who want to smoke after having sex with kiev ladies.
Tobacco smoke takes off the feeling of tiredness, but this moment of time diminishes with each following cigarette. At some particular moment a person doesn't feel that relief and becomes farther and farther from the aim of smoking. In exchange for elevation of humor, cigarette hampers the work more and more, slowing down work of brain. Mature smokers can tell you that at the end of the working day smoking just slows down mental activity and calls the incapacity to concentrate, instead of returning capacity of work to an individual. This is not a fortuity, but objective regular occurrence that comes from the mechanism of nicotine influence on organism and its nervous system. Read the rest of this entry