Whether playing video games is helpful for our vision depends on the amount of time you play. If you just have the habit of playing it for half an hour, it will be good for the vision which may stimulate the eye nerves to make them active. If you play it too long time with no good rest, your eyes will be dry and feel tired which will be bad for the vision of eyes.
Yes, new study shows that playing video games can improve your vision. According to the expert, first-person action games helped to improve their spatial resolution and that means it can improve their ability to clearly see small, closely packed together objects, such as letters. And the expert also says that these games push the human visual system to the limits and the brain adapts to it. In other words, it does improve your vision in this way. But on the other hand, you should not play video games in a long time and make sure that your eyes have a good rest.
Whoa, I gotta say, this is the most interesting and funny thing that I have heard today, ever. Well, as you mentioned, playing video games is bad for our eye health, since by doing that, some harmful beams will come into our eyes and our eyes will be dehydrated due to lack of blinks. So, we can safely draw the conclusion the point that playing video games increase vision is not right