Why does cigarettes tend to contaminate our lives?

Cigarettes are now available anywhere in supermarkets, grocery shops or even restaurants. They are meant for youngsters, adults, and old generation. Cigarettes tend to contaminate our lives because its a thing which is really bad for health. Once you put a cigarette in your mouth, its terribly hard to stop for it as it will give a certain bitter smell to you. Therefore the more you smoke the more worst it is. To some people's view, they think smoking will give them a cool feeling but smoking comes with a side effect. The side effect will cause them to have cancer or even holes in their lungs and it is seriously bad. Slowly the lungs will be dirty and corrupt by the cigarettes just like pouring a cup of F&N grape into your own liver. Just think how bad it is when you really want to smoke. Smoking is rather a worst habit as it creates hazardous live to you. Its not only dangerous to you but also to your family and friends when you start to smoke. The reason is because they will smell a smell which they do not want to. So do not even think of putting your live in a horrible condition.