First of all, the direct reason to the pain is the adjacent muscles, because when you are looking around, actually it is your adjacent muscles that are moving. Now, you know there are several possible causes of this eye pain, such as redness, or itching of the eyeball surface, which could be due to orbital pain, allergies or a superficial infection or irritation of the eyes. Then, you can ask help for your eye doctor to text which is the reason causing your eye hurt, which is very significant because the result will determine you how you can cure it. If your eyes get hurt just because of the allergies and superficial infection, you can just ask the doctor give you some simple medication and it can be easily treated. At the same time, if it is caused by the orbital pain, you should go to hospital and need a fully eye exam.