Dr. Alan Mandell explains why chronic dry, gritty, irritated, or blurry eyes often persist despite eye drops, hydration, and standard remedies. He highlights root causes like poor tear film quality, meibomian gland dysfunction, nutrient deficiencies (especially omega-3s), inflammation, environmental factors, screen strain, and improper blinking/hydration habits. The video offers practical natural solutions including eyelid hygiene, warm compresses, gentle massage, sea buckthorn oil, better omega-3 intake, blink exercises, and lifestyle tweaks to restore moisture and comfort long-term.