The recurrence of viral conjunctivitis is usually caused by incomplete treatment, re-infection, poor physical condition, etc. It can be treated by medication and adjusting lifestyle habits. 1. Incomplete treatment: After the occurrence of viral conjunctivitis, many people will actively carry out the treatment, with the eye treatment, the discomfort symptoms will dissipate, then the patient will think that it has been cured, and will stop using drugs. In fact, it may not be completely cured, there are still residual lesions. Patients should use the medication under the guidance of a doctor, and should not stop or increase or decrease the dosage without authorization, in order to prevent recurrent episodes of viral conjunctivitis. 2. Reinfection: If the patient likes to rub his eyes with his hands, and there are a lot of germs on his hands, they will invade the eyes and cause recurrent attacks of viral conjunctivitis. Therefore, patients need to pay attention to eye hygiene, not to rub the eye, to avoid the breeding of germs and infection. 3. Poor physical condition: If the patient’s physical quality is poor, low immunity, there will also be recurrence of viral conjunctivitis. Daily, patients need to carry out appropriate physical exercise to enhance physical fitness and resistance to disease. It is recommended that patients with viral conjunctivitis consult a doctor in time to assess their condition and under the guidance of the doctor.