What is lazy eye (amblyopia)? Lazy eye (amblyopia) is the term used when the vision in one eye is reduced because the eye and brain are not working together properly. Lazy eye can result from any condition that prevents the eye from focusing correctly during the early stages of development. If detected and treated, it […]
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What causes seasonal allergies? Seasonal allergies are caused by specific allergens such as ragweed, grass, or tree pollen. When these allergens come in contact with your body, they are considered foreign particles. The allergens bind themselves to mast cells that are loaded with histamine. In response, your immune system starts to release large quantities of
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What is age-related macular degeneration (AMD)? Macular degeneration is a condition that causes the centre of your vision to blur while the side or peripheral vision remains unaffected. The macula is the central most part of the retina, the inner layer at the back of the eye responsible for detailed central vision. It is used
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What is vitreous detachment? Vitreous detachment is a condition where the gel-like fluid that fills the eye separates from the retina. It is usually harmless and can cause floaters or flashes in your sight. In more serious cases, vitreous detachment can pull at the retina and cause it to tear or detach, which can lead
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What is trichiasis? Trichiasis is a condition where a person’s eyelashes turn inwards.The eyelids normally have a single row of eyelashes on the upper and lower lids. The lashes typically point outwards, away from the eye. Sometimes the lid margin can turn inwards causing one or more lashes to scratch the cornea (clear covering of
What is a transient ischemic attack (TIA)? A common cause of short-term vision loss is known as a transient ischemic attack. It is more commonly known as a TIA, or a mini-stroke and tends to occur most often in seniors. A TIA may only last a matter of minutes but it should not be ignored
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What is shingles? Shingles is a viral infection that affects many parts of the body and usually causes a painful rash. What are the signs and symptoms of shingles? Shingles usually causes a skin rash on one side of the body. This outbreak is more painful and itchy than that of chickenpox. The face, eyelids,
What is retinal detachment? The retina is a thin layer of tissue that lines the back of the eye. A retinal detachment is when the retina partially or completely peels away from the back of the eye. If this happens, light signals cannot get back to the brain to be processed into seeing. Depending on
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What is recurrent corneal erosion (RCE)? The cornea is the clear, dome-shaped covering of the eye. RCE occurs when the outer layer of the cornea loosens or peels off. The eye becomes very painful because the cornea is very sensitive. The pain may last for a couple of hours or up to several days. This
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What is peripheral vision loss? A loss of peripheral vision is when you can’t see things well on the edges of their vision, but you can see what is right in front of you. It is sometimes referred to as tunnel vision. This type of loss can be sudden and very scary, or gradual without
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