Abstract
Tobacco smoking is the cause of almost 90% of lung cancers, accounting for 18% of cancer deaths worldwide in 2020. Cannabis is the most widely smoked illicit substance worldwide in the form of herb (marijuana) or resin combined with tobacco (joint) doubles the risk of bronchial carcinogenesis. The incidence of this cancer is expected to rise by 47% from 2020 to 2040 in the world. Despite advances in the cancer treatment, tobacco and cannabis control is the most effective measure for curbing this epidemic. Smoking cessation, at all stages of the cancer process, is associated with benefits in terms of cure, increased life expectancy, improved quality of life for patients, reduced medical or surgical. It is an essential component of lung cancer treatment which must involved cancer care providers. This review describes tobacco and cannabis cessation strategies in patients suffering from this frequent cancer.