Vaping can have serious negative impacts on both your lungs and your overall health. Here are the potential risks that we already know about, even if the vape is nicotine free: Vitamin Vaping Raises Wariness among Scientists Scientific American Wellness' vapes containing vitamins and caffeine raise potential safety concerns ABC News Vaping vs Smoking: Is Vaping A Safer Alternative? Vaping harms your health Cancer Institute NSW Vaping Marijuana Causes More Lung Damage Than Vaping or Smoking Nicotine