It is well-known that smoking cigarettes is extremely harmful to your health. In recent years, the e-cigarette has emerged as a substitute for smoking tobacco, and some have promoted it as a smoking cessation tool. There is a pervasive perception that vaping is mostly harmless. But is this true? Let us now look at some of the serious health dangers worth noting. A significant concern about e-cigarette is that their use may serve as a gateway drug to smoking regular cigarettes, particularly among young people. A host of studies have revealed that e-cigarette also pose a threat to the user’s health.