Do you sometimes experience blurry vision? Are you wondering if you need glasses? 164 million adults in the United States use glasses. Often, though, people experience very gradual vision loss, and they might not notice it right away. So, what are the signs you need glasses? How do you know you need to schedule an eye exam?
By middle age, the lenses in your eyes harden, becoming less flexible. Your eye muscles increasingly struggle to bend them to focus on this print. Usually, this leads to needing glasses. But a new form of training — brain retraining, really — may delay the inevitable age-related loss of close-range visual focus so that you