Dear Sir/Mam, I've foll problems :- 1. After every 1.5 - 2 months, I saw flashing lights in my eyes for 40 -50 minutes, when these light got stopped, a very high headache is started which remains for 3-4 hours. 2. From last 1 year, I'm seeing 1-2 permanent brownish spots in my eyes and blurry brownish vision (In Sun) These above problems are happening in my eyes about past 1 - 1.5 years. So please tell me that what is the disease I'm facing and how it can be cured.