E Cigarettes and Vaping: Are They Really Safe? Vaping may be perceived as a safer alternative to smoking cigarettesbut the heart tells a different story. Nicotine raises heart rate and blood pressure Chemicals in e cigarette aerosol can damage While vaping is not risk free, it is less harmful than tobacco Our World in Data Vapes '95% safer' than cigarettes messaging backfired Is Vaping Better Than Smoking? Health Effects Compared