• Help smokers quit: Tell them their "lung age" 

    Deane, Kristen; Stevermer, James J.; Hickner, John (Family Physicians Inquiries Network, 2008)
    Perform spirometry on patients who smoke -- even if they're asymptomatic -- and show them their lung age that is, the average age of a nonsmoker with a forced expiratory volume at 1 second (FEV1) equal to theirs. Doing so ...