Ontario is also the nationâs wealthiest province, having a substantial share of the countryâs natural resources and its most mature and diversified industrial economy. It is at once Canadaâs economic pacemaker and a major force in national politics.
Mouth, Gums and Throat â Tobacco use can cause bad breath, tooth decay, cavities, stained teeth and gum disease. There is also a risk of getting cancer in the mouth, gums and throat, especially among smokeless tobacco users (who chew or suck on tobacco) and cigar smokers (who often hold the smoke in their mouth).
Her group showed for the first time that nicotine, whatever its source, can harm lung tissue. So in this respect, her team now concludes, vaping would be no better for the lungs than cigarette smoking. But even an e-cigarette liquid having no nicotine disrupted the barrier function of lung cells, the team found.