Long-sightedness
Overview
Long-sightedness is where you find it hard to see things nearby, but you can see things far away clearly. It’s a common condition and wearing glasses or contact lenses can usually correct your vision.
Symptoms
Long-sightedness can happen at any age, but often affects people over 40. Symptoms of long-sightedness include: finding it hard to see nearby things, for example, words and pictures in books or on screens may look fuzzybeing able to see things more clearly when you move them further away from your eyestired eyes after tasks that involve looking at something closely, like reading or working at a computerheadaches
Causes
Long-sightedness happens when the eyes cannot focus properly. This can be because of: the shape of your eyethe shape of the front layer of your eye (the cornea)the lens inside your eye has become stiffer, usually due to aging (presbyopia) Long-sightedness is often passed on from your parents and cannot be prevented. It can also be caused by other conditions like diabetes and eye cancer, but this is very rare.