Allergic rhinitis appears as itchy eyes, the bulbar conjunctiva itself is also an allergy, it is not caused by rhinitis, it can be considered that allergic rhinitis combined with allergic conjunctivitis only. In fact, the source of these two allergic diseases is the same, both are caused by the body’s exposure to external allergens, and then the reaction of the mucous membranes. In the case of conjunctival allergy, there will be itchy eyes and sometimes there will be some tears. These situations are actually related to allergies, and the same method of treatment can be used to get a common effect, so that anti-allergy treatment can be done directly. The usual prevention is also the same, it improves the immune balance of the body, because it is a deviation of immunity, through exercise can achieve the immune balance of the body, can avoid the occurrence of allergic diseases.