Vaping Could Be 'Potentially Even More' Harmful to Hearts Than Smoking, Scientists Warn Newsweek Cigarettes or vapes which is actually more dangerous? The truth is simple: both carry serious health risks. Cigarettes are proven to cause cancer, heart & lung disease. Vapes Vaping vs. Smoking Which is Safer for Your Lungs? Think vaping is the "healthier" option? Think again. Both smoking and vaping come with serious risks to your lung health, Vapes vs cigarettes: Which are more harmful? Health & Fitness