<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been feeling a foreign body sensation in my eye for the past few days. What could be the reason for this?  <response>: Based on your symptoms, it seems like you may be experiencing a corneal disorder, which can cause discomfort and the feeling of something being in your eye. I will need to examine your eye to make a definitive diagnosis and provide appropriate treatment. 