The life expectancy of smokers will equal that of non-smokers after ____ years after quitting.
a. 1 to 5
b. 5 to 10
c. 10 to 15
d. 15 to 20
e. 20 to 25
Life expectancy for smokers is at least 10 years shorter than that of non-smokers. Quitting smoking before the age of 40 reduces the risk of dying from smoking-related disease by about 90%.