Teens Who Vaped Marijuana Had More Lung Damage Than Nicotine Vapers Business Insider Vaping, smoking harm lung health Stevenson Villager Today's Fact Friday highlights an important truth. Both cigarettes and e cigarettes are harmful to your health. While some believe vaping is a safer alternative, studies show that one disposable vape can equal Smoker's lungs vs. healthy lungs: Facts, pictures, and more