The Side Effects and Cancer Risk Associated with Vaping 22 year old diagnosed with lung cancer linked to vaping warns of 1 key symptom you shouldn't ignore Vaping might look like a safer alternative to smoking, but research suggests it could be laying the groundwork for a future lung cancer crisis . What's inside vape smoke? Nicotine (highly addictive, Vaping Possible Negative Effects on Lungs: State of the Art From Lung Capacity Alteration to Cancer Cureus Vaping harms your health Cancer Institute NSW E cigarette vapor linked to cancer in mice National Institutes of Health (NIH)