Men are more rewarded by video games than women on a neural level, which explains why they’re more likely to become addicted to them, researchers at Stanford University claim.

In a brain-imaging study by Stanford’s school of medicine, researchers discovered that, when playing video games, the part of the brain that generates feelings of reward is more stimulated in men than in women. That helps explain why they’re more likely to get hooked, the study’s authors say.

See the entire article here:
http://www.cbc.ca/technology/story/2008/02/05/science-games.html