There are several possibilities for feeling swollen eyes all the time: one, the most common is allergy, caused by an allergic reaction of the eyelid skin to certain allergens, you should do an allergen test and stay away from allergens. You can do cold wet compresses and apply topical tobramycin dexamethasone ointment. Second, chronic lacrimal gland infection or lacrimal gland tumor can present with upper lid swelling, which is evident on the lateral side, and sometimes painless masses can be palpated, which can be treated with eye MRI and surgery if necessary. Third, the manifestation of systemic diseases in the eye, such as kidney disease. Renal insufficiency can cause eyelid edema, and eyelid edema can occur in heart failure caused by heart disease. Neurovascular swelling can occur in the eyes of some patients with endocrine disorders.