Vaping is the act of smoking an e-cigarette or a similar device. These devices don't produce smoke, but they're still dangerous. The vapor that e-cigarette users inhale and exhale includes fine particles with toxic chemicals. Many of these chemicals are carcinogens that are also linked to respiratory and heart disease. Many e-cigarettes use a liquid that contains nicotine. Other people use e-cigarettes to vape other drugs. Readers will learn the truth...