The addition comes in the recent draft, which is scheduled to be released in 2018. It does not specify prevention or treatment options.
According to World Health Organisation, ‘Use of the internet, computers, smartphones and other electronic devices has dramatically increased over recent decades. While the increase is associated with clear benefits to users, for example in real-time information exchange, health problems as a result of excessive use have also been documented. In a number of countries, the problem has become a significant public health concern.”
The activity, whether online or offline, is marked by “impaired control over gaming (e.g., onset, frequency, intensity, duration, termination, context).”