Electronic cigarettes, often referred to as e-cigarettes, have become increasingly popular in recent years as an alternative to traditional smoking. Understanding what is an e cigarette begins by recognizing it as a device that delivers nicotine through vapor rather than smoke. This method, known as vaping, eliminates many harmful chemicals found in regular cigarettes, potentially offering a less damaging experience for users. But what exactly constitutes an e cigarette? Essentially, an e cigarette consists of a battery, a heating element, and a liquid cartridge, commonly known as e-liquid or vape juice. This e-liquid contains nicotine, flavorings, and other additives. When activated, the heating element vaporizes the liquid, producing an inhalable aerosol. A question often asked is, “Why choose e-cigarettes?” Firstly, they do not burn tobacco; thus, they do not produce tar or carbon monoxide, substances that significantly contribute to health issues associated with smoking. Additionally, they offer a variety of flavors, from traditional tobacco to sweet desserts, appealing to different preferences. Using electronic cigarettes may also assist individuals in quitting smoking altogether as part of a harm reduction strategy. Although e-cigarettes offer benefits over traditional smoking, it is vital to understand their usage within a broader health context.