Question

why cigarette smoking is injurious to health?

Answer 1

Answer:

Smoking causes damage to nearly every organ in the body and is directly responsible for a number of diseases.

Every year, more than 480,000 people die in the United States (U.S.) due to tobacco-related diseases. That is around 1 in 5 of all deaths in the U.S. annually. It is estimated that 1 in 2 smokers will die from a smoking-related disease.

Smoking causes more deaths in the U.S. each year than the following combined:

alcohol use

firearm-related incidents

HIV

Answer 2

Smoking and Respiratory Disease. Smoking can cause lung disease by damaging your airways and the small air sacs (alveoli) found in your lungs. Lung diseases caused by smoking include COPD, which includes emphysema and chronic bronchitis. Cigarette smoking causes most cases of lung cancer.