Harmful effects of tobacco noticed in history.

According to medical investigations tobacco smoking causes cancer of lip, tongue, tonsil and other parts of the mouth. And also lung cancer, chronic bronchitis, coronary artery diseases and emphysema are caused by cigarette smoking. Three contemporary rulers, emperor Jahangir of India, James I of England and Shah Abbas I of Persia noticed the harmful effects of tobacco and tried to stop this practice. Khalil Pasha issued a prohibitory decree against smoking tobacco and he announced that anybody caught smoking would have his lips cut and eyes taken out. In 1044 Hijri, Russia also passed certain regulations against smoking. In India Guru Govind Singh prohibited tobacco smoking for the members of the Sikh community. He said "Wine is bad; Indian hemp (bhang) destroyth one generation; but tobacco destroyth all generations'.