Five myths still exist about quitting. You can get the facts here.
Smoking is just a bad habit.
According to the U.S. Public Health Service Clinical Practice Guideline, Treating Tobacco Use and Dependence , nicotine is a very addictive drug. For some people, it can be as addictive as heroin or cocaine. Quitting is just a matter of willpower. A number of treatments are available that can help. Usually people make two or three tries, or more, before being able to quit for good.