Dangers of vapes and e cigs to oral health Insights The Hidden Consequences of Vaping on Oral Health American Association of Orthodontists If you don't vape, don't start. Most e cigarettes contain nicotine, which is highly addictive and harmful to your health, especially for teens, young adults and those who are pregnant. Learn more about FDA move on flavored vapes sparks concern on toxicity, teen vaping Smoking or vaping both harm your health., They damage your lungs, strain your heart, weaken immunity, and reduce overall well being., Choosing less harmful doesnt mean choosing safe., Your health Smoking health information