Vaping FAQs: Why do I feel sick after Vaping? How Long Does Vape Juice Last? Shelf Life, Tips & Expiry Signs 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 Inhale this: What does vaping do to your lungs? More children are being poisoned by e cigarette liquids. Here's what parents need to know