Definition: Chronic Addiction generated by snuff, which produces physical and psychological dependence as well as a large number of respiratory diseases and heart diseases. (including cancer)
A mid-sixteenth century Europe was introduced in the habit of consuming dried leaf snuff, which is soon transformed into a major product of colonial trade.
Snuff consumption continued to increase worldwide until 1973, when he began to observe a decrease, but remains one of the most common habits of society atual, despite the harmful effects produced by its consumption.
The consumption of snuff and toxic substances in individuals begins with unpleasant feelings, among which are cough, nausea and even vomiting. After some time, smokers expressed pleasure for its taste and aroma. Some smokers say that calms the nerves and consumption at other times acts as a stimulant, being these the main effects produced by nicotine, depending on the dose consumed, consumer activity and its physical and psychological constitution.
Nicotine produces physical and psychological addiction so quitting generate withdrawal symptoms very unpleasant physical and psychological.
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