We'll it's time to educate you about the health benefits of vapor next to smoke. First off regular tobacco cigarettes have thousands of chemical's before ignition and after over 5,000 chemicals due to combustion. First off the vapor in ecigs consists of two chemicals known to be safe for human consumption VG which is Vegetable Glycerin a sugar naturally derived from plants and the other PG which is Propylene Glycol also proven to be safe for human consumption you can also get the eliquid in 0MG nicotine or up to 36 MG's. However this nicotine is naturally extracted from the tobacco leaf. Nicotine itself is a natural stimulant like coffee as long as it's taken in a safe delivery system and natural or artificial flavoring which is used in all food and also safe for human consumption. You are not putting smoke or tar into your lungs thus taking away your chances of getting cancer. Here is a Chart of the amount of cancer caused by smoking from1900 to 1980 and it's only increased aside from the drop since the induction of the ecig.