This essay explores the adverse health effects of vaping, highlighting that while e-cigarettes are often marketed as a safer alternative to traditional cigarettes, they pose significant risks, especially with long-term use. The essay details how e-cigarettes function, using a liquid solution typically containing nicotine, propylene glycol, glycerol, and flavored chemicals, which can be harmful. It cites research indicating that nicotine in e-cigarettes is addictive and can cause various health problems, including brain damage in young people. Furthermore, the essay references reports from the World Health Organization and the FDA, which identify dangerous chemicals like ethylene glycol, nitrosamines, acetaldehyde, acrolein, and formaldehyde in e-cigarette vapor, contributing to lung and cardiovascular diseases. The essay concludes that while e-cigarettes might assist some smokers in quitting, the potential health risks, particularly for pregnant women and young people, necessitate caution and further research before widespread endorsement.