Tobacco was brought to Europe from South America in the 16 century

Tobacco was brought to Europe from South America in the 16 century. Despite the existing ban on smoking in those days of the churches and governments, tobacco smoking has become a widespread habit among the population of European countries.

It goes well the structure of tobacco smoke. There have identified about 500 substances in it. But the main pharmacologically active substances were nicotine (acute effects) and resin (chronic action).

Known about the small number of diseases that develop in smokers less likely than non-smokers!

These include: toxaemia of pregnancy, postoperative pulmonary embolism (blood vessel occlusion - a dangerous complication), Parkinson's disease, ulcerative colitis, Alzheimer's disease (for smokers never develop!). In addition, the frequency of endometrial cancer slightly lower in female smokers than nonsmokers. Yet it must be emphasized that these minor beneficial effects can not be compared with the risk caused by the constant smoking! Everyone knows that smoking causes severe forms of many diseases.