I got hooked on vapes and ended up coughing up blood in battle against pneumonia don't make my mistake 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 Coughing When Vaping: Understanding and Overcoming the Challenge selbyvapes E cigarette, or Vaping Product, Use Associated Lung Injury (EVALI) Fact Sheets Yale Medicine