Vaping is not just water vapor. E cigarette aerosol can contain nicotine, heavy metals, and harmful chemicals that affect your lungs and brain. What you inhale matters. Choose facts. Choose health this # Many people believe that vaping is less harmful than smoking, but that's a common misconception. In fact, in addition to nicotine, vapes can contain toxic chemicals that could be linked to cancer, Is Vaping Worse Than Smoking? St. Vincent's Medical Center What's in vape smoke Ads of the World Part of The Clio Network