Life Course Smoking (IMAGE) American Thoracic Society Caption This is a picture of a subject in the study: Quitting Smoking, But Not Cutting Back, Linked to Better Lung Health. Credit ATS Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.