Competition, in contrast, seems to be less important for browser gamers than for users of other game types. There is only weak evidence for the assumption that aggressive behavior is associated with excessive gaming
The medical profession, for over 20 years, has voiced a number of concerns about video game playing. Back in the early
1980s, rheumatologists described cases of “Pac-man’s Elbow”
and “Space Invaders’ Revenge” in which players have suffered
skin, joint, and muscle problems from repeated button hitting
and joystick pushing on the game machines