Another consideration is presbyopia. Presbyopia is a natural process that the eye goes through, typically around age 40. It is when the lens of the eye begins to lose its ability to focus. The lens becomes more rigid and, as a result, less able to change its shape according to whether it's focusing on an object that is near or far. I don't have to travel with a lot of extra stuff just so I can see.
Swimming is wonderful now.
And I don't have to find my glasses in the middle of the night just to see. Prescriptions are written out in the number of diopters. All rights reserved. This article is not intended to provide advice on personal medical matters or to substitute for consultation with a physician. All rights reserved.