World of Warcraft is guilty of “killing” many as well. They play until they drop.
Im a young adult and have played video games days on end. Zelda, the Twilight Princess, Oblivion: The Elder Scrolls, and World of Warcraft. Guilty as charged! But those addicted to alcohol, drugs, food… I beg not to be any different. But at least I am smart enough to sleep, eat, and go to the washroom. Yes at times I wait until im almost bursting to go to the washroom… and dont eat for a bit… But I dont neglect it. I also have spent more than 12 hours a day in front of my PC. Yes… It has interfered with my life! Yes it is an addiction. Now you have met one person who does 
hahaha And yes im working on it!