The game tracks the player's heart rate as they shoot up enemy space ships while avoiding friendly ones. If the player's heart rate goes above a specific limit, then it becomes difficult to accurately shoot the ships and requires the player to remain calm when playing the game.
"The connections between the brain's executive control centers and emotional centers are weak in people with severe anger problems. However, to succeed at Rage Control, players have to learn to use these centers at the same time to score points", Dr Gonzalez-Heydrich said.
Source: Medindia