A group of people vaping, inhaling and exhaling large clouds of smoke and having 22 people have been hospitalized with vaping linked breathing problems. Doctors don't know why. Disposable Vape Pens: What Are You Inhaling? Sciworthy Do You Inhale Vape Smoke Into Your Lungs If you vape, you inhale a lot of I can do it at home, the smell won't linger': Do youths who vape know what they're inhaling? CNA Lifestyle