Question

how is cataract caused.....???

Answer 1

Most cataracts develop when aging or injury changes the tissue that makes up your eye's lens. Some inherited genetic disorders that cause other health problems can increase your risk of cataracts. Cataracts can also be caused by other eye conditions, past eye surgery or medical conditions such as diabetes.

Answer 2

Answer:

In old age, eye sight become foggy .It is due to the eye lens becoming cloudy .This is called cataract .............