If your eyes itch every morning and allergy meds don’t help, microscopic mites called Demodex might be to blame. These tiny spider-like creatures live at the base of your eyelashes, feeding on oils and leaving behind waste while you sleep, which explains the morning irritation. About 60% of people carry these mites, especially older adults, contact lens wearers, or those with rosacea or diabetes. Signs include flaky lashes, blurry vision, styes, dry gritty eyes, and sometimes inflammation called