Presbyopia is linked with aging, so it's used in contexts discussing vision changes as people get older. My dad needs reading glasses due to his presbyopia.
Pro Tip 2/3
Not Disease
Unlike diseases, presbyopia is a normal part of aging. It isn’t caused by external factors. Everyone will experience presbyopia if they live long enough.
Pro Tip 3/3
Vision Focus
Presbyopia specifically affects the ability to see close-up objects clearly, not distance vision. She realized it was presbyopia when she couldn't read the phone book.