Are vape pens, or e cigarettes, ever the better option? Ohio State Health & Discovery Can Vaping Cause Lung Cancer? Here's What We Know. Mouth to Lung v Direct to Lung Vaping What's the Difference? 88Vape Smoking or vaping both harm your health., They damage your lungs, strain your heart, weaken immunity, and reduce overall well being., Choosing less harmful doesnt mean choosing safe., Your health