Glaucoma is a condition which can affect sight, usually due to build up of pressure within the eye. Glaucoma often affects both eyes, usually to varying degrees. One eye may develop glaucoma quicker than the other. The eyeball contains a fluid called aqueous humour which is constantly produced by the eye, with any excess drained though tubes. [...]
The eye depends on the flow of tears to provide constant moisture and lubrication to maintain vision and comfort. Tears are a combination of water, for moisture; oils, for lubrication; mucus, for even spreading; and antibodies and special proteins, for resistance to infection. These components are secreted by special glands located around the eye. When there is an imbalance in this [...]
Conjunctivitis is a common condition that causes redness and inflammation of the thin layer of tissue that covers the front of the eye (the conjunctiva). The conjunctiva can become inflamed as a result of: a bacterial or viral infection – this is known as infective conjunctivitis an allergic reaction to a substance such as pollen or dust mites –this is [...]
Cataracts occur when changes in the lens of the eye cause it to become less transparent. The lens is the crystalline structure that sits just behind your pupil, which is the black circle in the centre of your eye. When light enters your eye, it passes through the transparent layer of tissue at the front of the [...]
Is there a link between diabetes and cataracts? Yes. Cataract is more common in people who have certain diseases such as diabetes. Are cataracts just a part of getting old? Most forms of cataract develop in later adult life. This is called age-related cataract, and can occur at any time after the age of 40. The [...]