There is also a free radicals caused by the burning of cigarettes that cause inflammation of the body. And cause atherosclerosis can cause cardiovascular disease. And myocardial ischemia followed except compounds in tobacco affects the lungs, heart and blood vessels found to also affect other organs in the body such as the brain by causing changes in the chemical levels in the brain. About inducing increased stress affects the pharynx by bronchospasm a result of irritation of the respiratory tract. Stimulating expectorant And chronic cough Resulting in a reduction in the work function of the body. Or the ability to perform activities of the body.