Recently, it's been associated with causing erectile dysfunction in men and it also may diminish sexual function in women. New information about the dangers of secondhand smoke continues to waft up. It's estimated that more than 40,000 nonsmokers die yearly from lung cancer or heart disease caused by secondhand smoke. One study found that nonsmoking wives of smokers had a 30 percent greater chance of developing lung cancer than women who lived in tobacco-free households. The longer a woman lived with a smoker, the greater her risk.
Lung function continues to improve and overall energy increases.
Risk of stroke is reduced to that of a nonsmoker 5 to 15 years after quitting. The risk of cancer of the mouth and throat is half that of a smoker.