A course it goes almost without saying that smoking or chewing tobacco is in no way good for your health. However with regards to oral health, if you smoke or chew you have a high risk of gum disease and oral cancer. Men are affected twice as often as women and 95 percent of oral cancers occur in those over 40 years of age. More then 8000 people die each year form oral an pharyngeal diseases. If you use tobacco it is very important to see a dentist frequently though out the year. Your dentist can perform a thorough screening for oral cancel to help ensure your mouth remains healthy.