When we reported that Samsung is using Gorilla Glass in their Galaxy S phones, a couple people wanted to see a demo -- you know, a key scratching against the glass or something of that sort. Enter those lovely, crazy Koreans.
Rarely, cataracts can present at birth or in early childhood as a result of hereditary enzyme defects, and severe trauma to the eye, eye surgery, or intraocular inflammation can also cause cataracts to occur earlier in life.
A cataract occurs when proteins in the lens begin to clump together, forming a cloudy area. As these clumps grow, they interfere with vision by distorting or blocking the passage of light. Many cataracts begin to form in your 40s or 50s, but donât affect vision until years later.