Lung cancer smokers: quit smoking is a component of treatment

n 2020 lung cancer has been the leading cause of cancer death, with an estimated 1.8 million deaths (18% of cancer deaths). Tobacco smoking is the cause of 90% of lung cancers cases. Despite advances in lung cancer treatment, tobacco control remains the most effective measure for curbing the lung cancer epidemic. Smoking cessation, at all stages of the cancer process, is associated with benefits in terms of cure, increased life expectancy and quality of life for patients, and reduced medical, surgical, and critical care complications. It reduces risks of recurrence and of second primary cancer. Smoking cessation pharmacotherapies combined with psychological support facilitate smoking cessation. Stopping smoking is an essential component of lung cancer treatment. Research is needed into the best methods for managing smoking cessation in lung cancer patients. Healthcare professionals involved in the care of cancer patients must be trained in smoking cessation support.