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.
Most cataracts are caused by aging. But certain risk factors can increase your risk of cataracts. For example, long-term exposure of the eyes to ultraviolet (UV) radiation from sunlight and other sources has been associated with cataract formation. Smoking, certain medications, and health problems such as diabetes and hypertension also increase your risk of cataracts.