Vaping isn't just vapor. It's an aerosol filled with nicotine and chemicals that go deep into your lungs and straight into your bloodstream. Many vapes contain: Highly addictive nicotine How Smoking vs. Vaping Affects the Eyes Vaping: The Smoke Free Habit That Isnt Risk Free, PALS Community Magazine, So vapes. They smell like bubblegum, look like highlighters, and somehow cost more than a weeks groceries. But whats If you vape, you inhale a lot of harmful substances. These can damage your heart and lungs.