If you stare something, especially computer or driving in a long time will cause eye dry and eye strain which lead to your eyes burning suddenly. Relax, it is very common. Some of my friends also have the same experience, but if you really feel serious uncomfortable, you'd better visit a doctor. Here is some tips which were given by my friends who also got burning in her eyes suddenly.You might want to consult an optician and he'll give you some special eye drops, or you could try and buy some allergy drops first and see if that solves it.
Well, generally speaking, there are many factors which can lead to burning eyes. and, you should not worry about it,for they can not be a sign of vision problems. but on the other hand, High eye pressure can lead to burning eyes. But on the other hand, you also should know that it is possible to have burning eyes too, when you have high blood pressure and eye pressure. So if you have this kind of symptom, you should just be careful about it. Well, to make your eyes feel better, you can put some cool ice on your eyes, so that it can relieve your symptom. Also, you should eat a diet rich in fresh fruits and vegetables. You should know that these foods provide lots of antioxidants, which may help boost your immune system, especially vitamins A and C and then make your symptom. In that way, your burning eyes will go away. Anyway, you can just take some measures to treat it.
Yes, the burning of eyes may be the sign of any vision problems. You'd better go to see the doctor. The burning eyes may be caused by the dryness. The dryness may be caused by the lots of use of eyes in front of the computers and other electric products. You should take care of this.