Waking up with blurry eyes in the morning may be caused by physiological factors such as over-exertion of the eyes and lack of sleep, or it may be caused by diseases such as keratitis and iridocyclitis. 1. Physiological factors: usually patients usually use their eyes too much or lack of sleep, which will lead to excessive eye fatigue, which may appear in the morning waking up with blurred eyes, which is a normal physiological phenomenon. 2. Keratitis: usually due to external microbial invasion and infection, localized spread of the situation, and also related to corneal foreign body, corneal abrasion, immunocompromised and other factors. Patients often have eye pain, photophobia, blepharospasm, tearing and other symptoms, accompanied by varying degrees of visual acuity, blurred vision, and so on, so that some patients can also be manifested in the morning waking up with blurred eyes. 3. Iridocyclitis: usually due to trauma, pathogenic infections, immune disorders and other conditions, and also related to fatigue, emotions and other factors. Generally acute patients often appear eye pain, eye redness, blurred vision and other symptoms, some patients can also appear in the morning to wake up blurred eyes! It is recommended that when patients wake up with blurred eyes in the morning, physiological factors should be ruled out first, and if it persists for a long period of time, the cause of the problem should be clarified and actively treated.