Vaping can harm your health! E cigarettes, or vapes, contain many toxic and cancer causing chemicals that can have negative impacts on the body and brain. Do you know the health risks of vaping? # What chemicals are in a cigarette? What does smoking do to your body? Cancer Research UK Vaping vs. smoking: what are the risks? Pacific Life Re Lung cancer risks persist with e cigarette use after quitting tobacco smoking E cigarettes are not a healthier alternative to cigarettes. They contain nicotine and many harmful ingredients that can cause cancer and heart disease. Since these products are relatively new, we don't know all