Despite having a positive effect, play games usually always associated with a myriad of negative effects. This time, a new study reveals a more positive impact for the players, especially those suffering from cataracts.

Proclaimed in Dailymail, Friday (02/17/2012), for people born with cataracts, surgery and contact lenses do not always work as expected. Patients also have difficulty seeing through their adult life.

But the situation can be made ​​even if the patient follows a short course of therapy game. The reason, according to research conducted by Daphne Mauer, psychologists from McMaster University in Canada, playing video games can improve eyesight someone who was born with cataracts.

"After the play action game for the dose 40 hours a week, the eyes of the patient to function better when used to see small print, the movement of a point, and to identify faces," he explained.

"These enhancements, tell us that the adult brain is still enough plastic to be trained to overcome the weakness of sensors," he added.

Previously, other studies have found that playing games with the dose 40 hours a week can be used to treat a lazy eye or amblyopia, the brain disorder that inhibits a person's visual development.

Mauer’s invention will be presented at the American Association for the Advancement of Science in Vancouver, in the session The Effects of Early Experience on Lifelong Functioning: Commitment and Resilience