The common causes of dizziness and eye swelling may be the following: 1, arteriosclerosis, hypertension and other diseases based on insufficient blood supply: especially insufficient blood supply of blood vessels in the head can cause dizziness, and insufficient blood supply of blood vessel branches in the eyes can cause eye swelling, eye pain, black eyes, eyes, and even symptoms such as flying mosquito syndrome. So dizziness, eye swelling may be one of the symptoms of insufficient blood supply to the brain, should consult the doctor in time, to do the appropriate examination, such as cerebral hemorheology, ultrasound, brain CT, blood pressure monitoring, etc., for the treatment of the cause; 2, glaucoma: it can cause increased intraocular pressure, eye swelling and pain, eye swelling, at the same time there will be symptoms such as dizziness, headache, nausea, vomiting, etc., and often glaucoma is more obvious when the performance of the acute attack. Patients should go to the ophthalmology department to measure the intraocular pressure, control the intraocular pressure in time, and prevent the high intraocular pressure from causing optic nerve damage and other lesions.