Is there anyone who does not know someone who smokes? Everyone has a family member, friend, or co-worker who smokes. They have chosen to smoke, but by just being around them you are also smoking, only you have not made that choice. Before you choose to take this risk you should think about what may happen to your body. There are many factors that you should take very seriously; smoking is a hazardous habit because it leads to addiction, disease, and high-risk pregnancy. As advertisements have shown on commercial on television that smoking is a way to relax and to be cool by smoking cigarettes, they never show you the negative side of it. For example, addiction is one of the bad side effects and it is caused by nicotine. Once you inhale the cigarette you will then feel or want the need for another one, and you may have different personalities and change because of the addiction. You may get more grouchy and violent behavior and need a cigarette to relax, but instead it is doing more damage. Researchers have found ways to control addictions and some have succeeded while many have failed. People at a younger age start to get addicted by the nicotine in the cigarette and this is where the problem starts. The hazardous of smoking lead to many fatal diseases and should convince people to quit their habit. First, a major reason why people should quit smoking is that many people are dying of cancer. For instance, the statistics say that in the United States six out of ten people are dying everyday due to lung cancer. This disease is killing people if it is not detected promptly. Another reason for quitting smoking is heart disease and its consequences. For example, many people suffer from heart failure, but even though they know about smoking and its dangers, they do not stop their habit until they become ill. Unfortunately, in many cases, people are at risk to live with heart complications for the rest of their lives. Lastly, another importa...