Doctors may start prescribing a dose of violent conflict, if a trial confirms evidence that computer gaming improves eyesight.
Six years ago Daphne Bavelier at the University of Rochester, New York, exploded the myth that gaming is bad for your eyes by showing that expert gamers outperform non-gamers at a variety of visual tasks. Now she has demonstrated that playing action-packed video games improves a person's ability to perceive contrast, a skill we rely on in dark conditions.
The finding raises the prospect that people with amblyopia, which affects contrast perception, could be treated with games. A trial has begun to test that theory.
Amblyopia, sometimes known as "lazy eye", affects around 3 per cent of people in western populations and happens when the brain fails to correctly register signals from one eye. It can be treated in children but often goes undetected until adulthood, when there is no established fix...