I came to e-cigarettes by an indirect route. My co-worker switched them some time ago and brought them to my attention. No matter what you may think about e-cigarettes, they are intuitively at the very least less bad than regular cigarettes. I arrived at that conclusion after doing quite a bit of research. My undergraduate was in Biochemistry so I feel that I should be able to address this. In order to understand why I made the switch, I have to give you a nutshell version of real cigarettes. Real cigarette smoke contains lots of things besides nicotine, but it also contains cyanide (poison), DDT (pesticide), formaldehyde (embalming fluid), arsenic (rat poison), ammonia (window cleaner) and 3,995 more chemicals. Out of those 4000 substances in real cigarette smoke, 43 are known carcinogens and 400 more are known poisons. Compare that to an e-cigarette. The ingredients in e-liquid are water, nicotine, propylene glycol and flavoring. Water vapor is in the air all around us. Nicotine is in both products, so we