Can Ex Smokers Live a Long Life?
Quitting smoking before age 40 reduces the risk of death associated with continued smoking by 90 percent. Quitting before age 30 avoids more than 97 percent of the risk of death associated with continued smoking. Among smokers who quit at age 65, men gained 1.4 to 2 years of life and women gained 2.7 to 3.4 years.
