An electronic cigarette, or e-cigarette, is a devise that looks and feels like a real cigarette. The thing that attracts most people to these devices is that contains no harmful chemicals that are found in real cigarettes. They do however contain nicotine, but it has been said that it is artificially made and does not cause addiction. Another positive effect of the e-cigarette is that it produced no second hand smoke.
The US Food and Drug Administration has clearly distanced itself from these e-cigarette. They argue that no efficacy tests have been run, therefore it cannot be said that e-cigarettes are beneficial to ones health.
Most e-cigarettes have flavor to imitate real cigarettes. No one really knows the effects of these flavorants when ignited by the battery of electronic smoking.
Only time will tell of this new fad is beneficial to your health, if it can help you quit smoking, or if there are any adverse effects.