Pulmonary Health effects of tobacco

since establishing causation through experimental trials not possible due ethical restrictions, lengthy study conducted in order establish strong association necessary allow legislative action against tobacco consumption.

in smoking, long term exposure compounds found in smoke (e.g., carbon monoxide , cyanide) believed responsible pulmonary damage , loss of elasticity in alveoli, leading emphysema , copd. chronic obstructive pulmonary disease (copd) caused smoking, permanent, incurable (often terminal) reduction of pulmonary capacity characterised shortness of breath, wheezing, persistent cough sputum, , damage lungs, including emphysema , chronic bronchitis. carcinogen acrolein , derivatives contribute chronic inflammation present in copd.