Short Sight – Myopia
If you need vision correction to see things clearly at a distance, you are short sighted.
Long Sight – Hyperopia
If you need vision correction to read or see things close up, you are long sighted.
Astigmatism is most commonly where the cornea is oval like a rugby ball instead of spherical like a football, resulting in blurred vision.
Presbyopia describes the condition where the eye exhibits a progressively diminished ability to focus on near objects with age.
Glaucoma is the name given to a group of conditions in which the optic nerve suffers a characteristic form of damage at the back of the eye.
Age-related Macular Degeneration (AMD)
Macular degeneration is a medical condition of older adults which results in a loss of vision in the center of the visual field (the macula) because of damage to the retina.
A cataract is a lens that has become cloudy, causing blurred eye sight.
For more in-depth information on eye conditions and looking after your eye sight please visit the NHS Choices site