Why You Cough When You Vape, and How to Stop It! E Cigarette Direct If you vape, you inhale a lot of harmful substances. These can damage your heart and lungs. E cigarette, or Vaping Product, Use Associated Lung Injury (EVALI) Fact Sheets Yale Medicine An Ohio woman says her vape habit landed her in a medically induced coma after doctors had to suction two liters of black and bloody fluid from her damaged lungs. Read the What Causes Vape Cough (and 6 Ways to Stop It) Vaping360 What Does Vaping Do to Your Lungs? Johns Hopkins Medicine