The causes of increased eye discharge in summer include physiologic and pathologic factors. Physiologic factors generally do not require special treatment, while pathologic factors include conjunctivitis, etc. Treatment includes medication, such as the application of antibiotics. 1. Physiological factors: Higher temperatures in summer can lead to an increase in eye secretions, prolonged use of computers and cell phones, and aging can all lead to increased eye secretions in summer. Improving the eye environment, actively participating in sports, and practicing a good routine can effectively alleviate the symptoms. 2. Pathological factors: Conjunctivitis refers to inflammation of the conjunctiva caused by microorganisms or various factors, and the main clinical symptoms are increased ocular discharge, foreign body sensation, conjunctival vasodilatation and congestion. Treatment includes medication such as levofloxacin, erythromycin, acyclovir eye drops, etc., which need to be selected under the guidance of the doctor. When patients experience discomfort, they should go to the hospital immediately.