How to retard cataract formation in elderly patients ?are there any glasses/medications for same ?

'blurred lines': Avoid direct sun light to the eyes, foods that predispose to adult onset diabetes, and prolonged systemic or topical steroid use. Otherwise, it's genetics that imipact the timeframe for cataract developement.

Factors: Although nothing besides surgery can cure cataracts, there are factors to control that can help not speed up the formation. These include: uv protective eyewear, no tobacco smoking, eating a antioxidant-rich nutritious diet, controlling diabetes, maintaining controlled blood pressure, possibly vegetarian diet. Controversy still exists in the optimal balance of modifiable risk factors.