Chest CT and lung density could very well be a powerful tool in educating patients about the harmful effects of smoking. Seeing their own lungs with highlighted regions of low attenuation areas could prove effective in motivating smoking cessation. The quitting rate rises and the motivation to quit increases when persons are informed about their lung age40 and probably also if confronted with damage of their own lungs. Several studies have investigated smoking cessation in lung cancer screening trials41-43 and it was found that a screen-detected abnormality was associated with increased smoking cessation. This indicates that abnormalities on CT may serve as a strong catalyst for smoking cessation.