Many diseases may lead to dizziness and eye swelling, mainly caused by the following diseases: 1. Patients with hypertension have severely elevated blood pressure, which may lead to hypertensive encephalopathy, increased intracranial and intraocular pressure, eye swelling, dizziness, headache, nausea, vomiting, etc. 2. When suffering from conjunctivitis, keratitis and other diseases can also appear easy to tear, increased eye discharge, eye swelling and dizziness, etc. 3. When working or studying for a long time, the nerves and blood vessels of the scalp are involved, which may lead to dizziness, eye swelling, nausea, vomiting, etc. 4, staring at the same thing for a long time, eye fatigue, eye overuse may also lead to dizziness and eye swelling. 5, patients suffering from acute upper respiratory tract infection, which is mainly caused by cold or infection, may also appear headache, dizziness, eye discomfort, etc. If the above symptoms occur, it is recommended to go to the hospital early to confirm the diagnosis, check blood pressure, eyes, etc.