Lung cancer and tobacco usage : High risk factor for lung cancer is tobacco smoking. In fact, it is the most common cause of lung cancer. Nearly 1.2 million lung cancer deaths happens due to smoking. People who smoke are up to 22 times more likely to develop lung cancer in their lifetime compared to non-smokers. Second hand smokers either at workplace or home have 30% higher risk of developing lung cancer. The impact of tobacco smoking on lungs is very high. A person who is a smoker, can reduce the risk of developing lung cancer to half, (only) after 10 years free of tobacco.
Author: Sumana Rao | Posted on: June 3, 2019