Blocked tear duct

A blocked tear duct prevents your tears from draining well. Learn more about the causes, symptoms and treatments of blocked tear ducts.

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Eye diseases

Find information on common eye diseases, such as conjunctivitis, glaucoma, refractive errors, cataracts, colour blindness, diabetic retinopathy and keratoconus.

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Refractive errors

Refractive errors are very common, causing blurred vision. Learn about short sightedness, astigmatism and other types of refractive errors here.

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Correcting a squint (adult)

Strabismus surgery should make your eyes point in the same direction and improve any double vision.

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Colour blindness

If you are colour blind, you may find it hard to tell red from green, or blue from yellow. Find out more about colour vision testing.

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Macular degeneration

Age-related macular degeneration (AMD) can lead to vision loss. You can reduce your risk with healthy lifestyle choices and having regular eye checks.

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The role of an ophthalmologist

Ophthalmologists are specialist eye doctors or surgeons who assess, diagnose and treat eye conditions. Learn what an ophthalmologist does.

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Graves' disease

Graves' disease is an autoimmune disease causing hyperthyroidism, with symptoms like anxiety, tremors, a racing heart, goitre and bulging eyes.

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Cataracts

Cataracts are a clouding of the lens of your eye. They are a leading cause of blindness, especially in older people. Learn more about cataracts.

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Glaucoma

Glaucoma is an eye condition that damages the optic nerve and can lead to vision loss. Learn more about glaucoma symptoms, treatments and causes.

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Correcting a squint (child)

Strabismus surgery should make your child’s eyes point in the same direction. Sometimes the operation gives better long-term results the earlier it is performed.

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Astigmatism

Astigmatism may be present from birth or develop with age, injuries, or diseases causing blurred vision. Learn about symptoms, diagnosis, treatments.

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Short-sightedness (myopia)

Short-sightedness, or myopia, is a common eye problem that makes distant objects to appear blurred. Learn how it affects vision and how it is treated.

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Presbyopia

Presbyopia is a condition where your eyes become less able to focus as you age. Learn how presbyopia changes your vision and how it can be corrected.

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Keratoconus

Keratoconus is an eye condition which where the cornea thins and bulges outward into a cone shape, causing vision loss.

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Long-sightedness (hyperopia)

Long-sightedness (hyperopia) is a common eye problem that makes close objects seem blurred. Learn about the causes and treatment of long-sightedness.

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Ptosis surgery (adult)

Ptosis surgery involves lifting your eyelid to improve its position and improve your vision.

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Entropion and ectropion repair

An entropion or ectropion repair is an operation to correct an eyelid that turns in or turns out. The operation should improve symptoms caused by entropion or ectropion.

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Eye infections

Eye infections like conjunctivitis can be caused by viruses or bacteria. Some eye infections are serious – learn about the symptoms and treatment.

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Optic neuritis

Eye pain and sudden loss of vision? It could be optic neuritis, inflammation of your optic nerve — learn about its symptoms, diagnosis and treatment.

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Corneal ulcers

A corneal ulcer will make the affected eye red and painful. Find out why you need to seek prompt medical treatment if you think you might have a corneal ulcer.

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Blurred vision

Blurred vision can occur due to fatigue or irritation, but it may also signal a serious issue. Learn what to do if you experience sudden blurry vision.

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Charles Bonnet syndrome

People with Charles Bonnet syndrome experience visions (phantom images) but are mentally healthy. Learn more about living with the condition here.

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Amblyopia (lazy eye)

Amblyopia (lazy eye) occurs when someone’s eye develops abnormally. Early diagnosis and treatment is important.

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Retinitis pigmentosa

Retinitis pigmentosa is a genetic eye disorder that causes vision loss, including night blindness and tunnel vision. Discover the symptoms and causes.

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Eye tests

Regular eye tests can pick up problems before you have any symptoms. You don't need a referral to see an optometrist. Learn more about eye tests here.

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Trachoma

Trachoma is a contagious eye infection that can cause blindness if left untreated. Learn about symptoms, treatment, and how to prevent infection.

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Retinal detachment

Retinal detachment is when the retina separates from the back of the eye. It’s a medical emergency and can lead to blindness without prompt treatment.

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Guide dogs

Guide dogs, also called seeing eye dogs, are trained to help people who are blind or visually impaired to travel safely and independently.

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Blepharitis

Experiencing dry, red and swollen eyelids? You could have blepharitis, inflammation that usually affects both eyes. Here's how to treat it.

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