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).
The risks from toxin-containing tar from smoking, along with gases such as carbon monoxide, are not lessened by use of light or low-tar cigarettes. The only way to lessen the risk is to quit. The carbon monoxide in tobacco smoke increases the chance of cardiovascular diseases.