Can DDR cause blindness? Probably not, and in fact it might even make your eyesight better. I’m not a doctor or anything, so here’s an infographic on blindness and how to stop it!
Also, one time my dad had cataracts. He got a really simple surgery and now he can see like a hawk! Or at least a middle-aged asian man. If you think blindness is something that can’t affect you, you are totally wrong!