Teen was in the fight for her life after vaping a cartridge a day I Nightline

Simah Herman, 18, became an anti-vaping advocate after surviving a severe lung illness that caused her to be placed in a medically induced coma – one of several recent incidents linked to vaping. WATCH NIGHTLINE EPISODES: ALSO AVAILABLE ON HULU: #Nightline #SimahHerman #MelaniaTrump #Vaping #ECigarettes #Smoking #FlavoredNicotine #THC #Oil #Health