Swollen eyes and face in the morning can be seen in normal people, but also may be caused by nephrotic syndrome and other systemic diseases, eye allergies and other eye disease factors, patients should consult a doctor in time to clarify the cause of the disease. 1. Physiological conditions: if normal people drink a lot of water or cry for a long time before going to bed the night before, they may have swollen eyelids and face in the morning, and such people should pay attention to drinking less water before going to bed at night, avoid crying for a long time, and generally do not need special treatment. 2. Systemic diseases: patients with systemic diseases such as acute glomerulonephritis, nephrotic syndrome, etc., due to water and fluid retention, eyelid and eyelid swelling can occur, and lower limb edema, hypertension, hematuria and other discomforts can also occur. 3. Eye diseases: If the patient is allergic to pillowcase and duvet cover, eye allergies such as allergic conjunctivitis can occur, so the patient can have eyelid and facial swelling in the morning, itchy eyes and other uncomfortable symptoms. It is recommended that patients with obvious eye swelling should consult a doctor in time to assess their condition and follow the doctor’s instructions for treatment.