What exactly are you inhaling when you vape? CBC News 22 people have been hospitalized with vaping linked breathing problems. Doctors don't know why. Vaping is often marketed as harmless. Flavoured. Trendy. Safer than smoking. But the reality is far more serious, especially for children and teens. When kids vape, they are inhaling addictive nicotine and The Right Way to Inhale and Mastering Your Vaping Technique Scout Network