When a person forms an uncontrollable dependence on cigarettes to such an extent that quitting smoking would cause harsh physical, mental or emotional reactions, he is said to be smoking addicted. A smoking addiction means a person has develop an irrepressible dependence on nicotine which is an addictive and harmful substance in tobacco. An addiction develops when the smoking of harmful substances such as nicotine, cannabis, cocaine and heroine becomes compulsive and habitual. Few people realize how addictive and risky smoking is, though everyone knows it. Medical science suggests that one in three smokers who do not quit smoking will eventually die.

Many factors are held accountable for influencing smoking & eventually smoking addiction.

As smoking has gained worldwide importance, there is an urgent need to know smoking facts.

• Tobacco smoke contains nicotine which is an addictive and harmful drug and reaches brain within 10 seconds of inhaling it.
• Smoking kills over 440,000 people in the United States, 106,000 people in the United Kingdom and 990,000 people in India every year.
• Smoking has been recognized as the most significant source of premature mortality and preventable morbidity across the world.
• Cigarettes contain 43 known carcinogens and more than 4000 harmful chemicals.

E-cigarette, an electronic cigarette or personal vaporizer is a non-flammable piece of equipment which consists of a small rod which is elongated than a real cigarette, and comes with a disposable cartridge that contains tobacco flavor, propylene glycol, liquefied nicotine and a membrane to hold the ingredients. An electronic cigarette also possesses a tiny rechargeable battery which allows the conversion of vapor from nicotine with each inhalation. It is a battery- powered mechanism providing inhalation of non- nicotine or nicotine vaporized solution. The working or operation of e-cigarette does not produce combustion or smoke, yet provides a physical sensation and flavor similar to that of inhaled tobacco smoke.