Gaming & Moderation
As you are no doubt aware, the peer review process is one of the key principles in judging the value of medical and scientific research. Assuming that a study is fact until it has been analysed and reviewed by other knowledgeable scientists is not appropriate. [...] All these different types of games will engage people differently. Any sweeping generalization would be inappropriate. [...] Furthermore, at BioWare we believe that a balanced lifestyle is good for everyone. A balance between mental and physical activity is fundamental to a healthy lifestyle.
Here's the generalization of the day. If you do almost anything for 18hrs a day for years on end, it's probably not exactly good for you.