For several million smokers around the world, cigarettes are considered almost as important as oxygen for their survival. They have fallen prey to a deadly addiction. Nicotine is an active ingredient in tobacco and is present in cigarettes in large quantities. In small doses, nicotine acts as a stimulant. However, an overdose of nicotine is lethal.

A large proportion of cigarette smokers suffer from a variety of disorders. From respiratory diseases and skin ailments to heart problems and cancer, the complications are many. To save the body from damage, one must quit smoking at an early stage. Although they say it is never too late, letting go of the habit at a later stage is more difficult. There are several ways to quit smoking. While some methods require professional guidance and counseling, the person may practice others independently.

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