The major cancer-causing chemical in tobacco smoke is tar, and nicotine is as addictive as heroin or cocaine. The risk of developing cancer is 10 times greater for smokers than for nonsmokers. Smoking hurts your lungs and can cause respiratory conditions such as emphysema, bronchitis, chronic coughs, and a sore throat.
Smoking makes it hard for a person to breathe.
Tobacco companies need to recruit 1,200 new smokers every day to replace those who have died.