The Science of Addiction Cigarettes contain nicotine, an addictive chemical. After each puff, the nicotine travels through the bloodstream to the brain in a mere seven seconds. There, it stimulates the cravings which in turn lead to addiction. Nicotine also dulls the taste buds and irritates membranes in the mouth and throat.
			How Cigarettes Affect the Body Nicotine is not the only culprit to damage a smoker’s health. As cigarette smoke is inhaled, it releases carcinogens and harmful additives into the mouth, throat and lungs. It causes gum disease, tooth loss, bronchitis, emphysema and other such disorders.
	Smoking has become a major health issue. A practice known to cause heart disease, cancer and other illnesses, it has an impact on many lives. Many smokers smoke without knowing the risks and mechanics of the cigarette. We encourage you to read the following information and share it with those you care about.