Bitofact | Educational Facts and Videos on Instagram: "Our eyes rely on blinking to stay hydrated. Each blink spreads a thin tear film across the surface of the eye, keeping it moist, clear, and protected from dust and bacteria. When we don’t blink often enough—like when staring at screens—the tear layer evaporates quickly. This causes dryness, irritation, and blurred vision, which is why conscious blinking and regular breaks are essential for eye health. This video is for educational purposes o