What is the main idea of paragraph? Gamers also get used to multitasking and quick thinking. As games become more intricate, players must juggle different objectives while keeping track of all the changing elements and connecting ideas. According to cognitive scientists, people who play video games become more alert of their environment and can keep visual tabs on friends in crowds, navigate better at everyday things like driving and finding directions. Playing games also significantly reduces reaction time that allows players to make quick and correct real-world decisions. Because of this effect on perceptual reaction time, even the U. S. military uses warfare simulation games in training and claims its benefits .