Background and Objectives Lung cancer is the most common cancer and cancer related cause of death worldwide. yr. During a mean follow up of 7.5 (��2.2) yr 150 cases of lung cancer occurred. Using 7 h of sleep as the reference group multivariable adjusted hazard ratios (95%CI) for lung cancer were 1.18 (0.77-1.82) 1 (ref)… Continue reading Background and Objectives Lung cancer is the most common cancer and