Internet Gaming Disorder 

Internet Gaming Disorder is the first Internet-related problem recognized by the American Psychiatric Association.  Although not yet fully recognized as a "full disorder", Internet Gaming Disorder is listed in the DSM-5 as a "Condition for Further Study".  This provides legitimacy to the condition, and facilitates grant money to researchers seeking to further understand the problem.  Unfortunately, many people confuse Internet Addiction with addiction to gaming, although leading experts in the field argue that Internet Addiction Disorder and Internet Gaming Disorder are NOT the same

Although the concept may seem foreign, or even silly, some individuals struggling with the disorder have suffered fatal consequences. For example:

It may seem that the problem is exclusive to Asian countries, but it is not.  While the problem of Internet Addiction is being experienced more acutely in countries like China, Japan, and South Korea, we westerners are not impervious to experiencing these worst-case-scenarios: 

Article: Is Internet Gaming Disorder a Real Addiction? 

Online Gamers Anonymous

LOVE CHILD 사이버 사랑 is a documentary film about Internet policy development. Centered in South Korea - the world's most wired nation. LOVE CHILD follows the story of the first case where "Internet addiction" was cited as a mental illness defense and looks at today's Korean gaming culture in search of harmony in an increasingly immersive media environment, where virtual is the new reality.

Internet addiction is now a global issue. An increasing number of people, especially young adults, are using the Internet more than ever before. The film delves into a Beijing treatment center and explores the cases of three young Chinese teenagers from the day they arrive at the treatment center through the 3 months period of being held at the center, and then their return to their homes.