When to say when

Many times we have cleaned our glasses or contact lenses and our view of the world has not improved. Hazy skies? No, cataracts. And they are the leading cause of blindness, but also a normal process of aging. The surgery is the most common one performed with over 3 million done each year. Since the cataract growth is gradual, patients often decide when they are ready to have the simple procedure to clear their vision. Unchecked eyes that develop cataracts may eventually cause blindness.
Know when to say when as the clouds appear.
(S-R archive photo)