Can Vapes cause Lung Cancer? Eliquidstop Lung Cancer From Smoking & Vaping Dr. Arvind Kumar One of the most serious risks of vaping? A condition called popcorn lung, or bronchiolitis obliterans. It's rare, but when it hits, it's permanentscarring the smallest airways in the lungs and causing It's proven that vapes contain toxic chemicals, can cause lung damage and are addictive. It's important for young people in NSW to know that every vape is a hit to your health.