Vaping: The Small Habit That Hits Harder Than You Think Maryland Physicians Care Vapes might be less harmful than traditional cigarettes and might help smokers quit smoking, but they are not safe, especially for individuals younger than 25 years old. Plus, much is still unknown No, vapes aren't 95% less harmful than cigarettes. Here's how this decade old myth took off Vaping can expose you to harmful chemicals: Poster Canada.ca