For smokers of any age, the advantages of quitting smoking are substantial.
Compared with a continuing smoker, a person gives up smoking before age 50, who has half the risk of dying in the next 15 years. Smoking cessation decreases the risks of becoming lung cancer. On one hand, with the risk falling to half that of a continuing smoker by one decade. On the other hand, with one sixth that of a smoker after 15 years’ cessation. In middle age, quitting smoking substantially decreases lung cancer risk. Once a lifelong smoker gives up at age 55 compared with age 75, with a fifty percent reduction in risk.
After giving up smoking and approaches nonsmoking levels within one year of abstinence, the risk of acute myocardial infarction falls quickly. Cigarette smoking leads to a progressive loss of airway function over time. In addition, it is featured by an accelerated loss of forced expiratory volume in 1 second with improving age. FEV1 loss to cigarette smoking can not be regained by cessation. However, after smoking cessation and returns to that of nonsmokers, the rate of decline slows.
During the first three to four months of pregnancy, women who stop smoking decrease the risk of having a low-birth-weight infant to that of a woman who has never smoked.
Smokers obtain an average of five to seven 1b after smoking. The effects of nicotine to improve energy expenditure and decrease compensatory improves in food consumption. As a result, smokers are likely to be thinner. Ex-smokers are likely to get the weight expected had they never smoked after they giving up smoking.
All in all, the advantages of giving up smoking far outweigh the risks connected with weight gain. Therefore, patients should be advised.