Pets and human cataracts are the almost same (see picture). Peoples often ask, will people have cataracts in their lifetime? The answer is: it’s the same chances like you getting the white hair, because this is caused by aging and oxidation of lens proteins. Ultraviolet rays is the main cause of cataracts, this is the reasons why peoples stayed in high-lands, near Snow Mountains, seaside and outdoor operators are particularly easily afflicted with cataracts. Nowadays, people are directly exposed to the harmful blue light from the mobile phone every day, and accelerate the age of cataract patients.