Please choose the correct ending to complete the given sentence: Health: [header] How to know if you have eye mites [title] Watch for allergic reactions. [step] Eye mites carry bacteria that can cause infection, especially if you have rosacea. If you have rosacea, pay attention to any changes in your eyes.

Ending1: Therefore, it is important to make an appointment with your doctor if you have an allergic reaction. [substeps] If you notice anything unusual, such as redness, stinging, sensitivity to a light, or any changes in your vision, take the eye strain test. Ending2: Signs of an allergic reaction include : [substeps] Watery eyes eyes that hurt red eyes swollen eyes [title] Think about how your eyes feel. [step] Most people know when they have an eyelash in their eye because it feels like something is in your eye. Ending3: If you experience difficulty concentrating and experiencing any lightheadedness, nausea, or vomiting, or symptoms of an allergic reaction, see your doctor immediately to get tested for eye mites. Symptoms may include nosebleeds, spotting, or blurry vision. Ending4: Until then, you should go see your doctor if you notice any of the following : [substeps] Swelling under the eyes redness swollen eyes dark circles uneven skin [title] Be aware of an allergy to pollen. [step] Inhaling pollen can cause eye mite infections in the appearance of your eyes.

Answer format: ending1/ending2/ending3/ending4