News and Politics Cataract is the third biggest cause of blindness by Diksha Cataract is the third biggest cause of blindness.Religion and politics remain the first two!NEWS AND POLITICS JOKES AND CHUTKULE - Cataract is the third biggest cause of blindness Cataract is the third biggest cause of blindness. Religion and Po Show More Jokes 2 Points 0 Comments TagsEnglish Jokes News and Politics Jokes