https://www.pitara.com/tags/eye-health/Recent content in Eye Health on Pitara Kids NetworkHugoen-usSat, 13 Jun 2026 21:46:31 +0530https://www.pitara.com/science-for-kids/5ws-and-h/why-do-we-blink/Fri, 28 Nov 2003 18:17:35 +0000https://www.pitara.com/science-for-kids/5ws-and-h/why-do-we-blink/<p>How many times do you blink in a minute? Weird, who knows! Well, mostly people blink around 15 times a minute (<em>Reader&rsquo;s Digest – Why in the World</em>).</p> <p>Blinking is an involuntary action that protects the eye. Most of our eye is enclosed in a bony socket covered with a layer of fat, which forms a protective cover. But when the eyes are open, one-tenth of the total surface area is exposed to the atmosphere. This means the eye, the most delicate and sensitive part of the body, has to withstand the dust present in the air.</p>