This is opposed to a person with either "perfect" vision or someone who is farsighted, who'd be much better suited to spotting danger in the distance. It's even possible there may have been more ...

Nearsightedness (myopia) and farsightedness (hyperopia) are common vision problems that affect how well you can see things at ...

As people get older vision problems become more common. These include conditions like being nearsighted or farsighted, and eye diseases such as cataracts and glaucoma. A lifelong approach to good ...