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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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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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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Giving birth - contractions

Contractions are the tightening of the muscles in your uterus. They tend to become longer, stronger and more frequent as your labour progresses.

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Warning signs during pregnancy

Many changes to your body during pregnancy are normal, but some signs may indicate complications. Learn to recognise them and seek help if necessary.

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Sarcoidosis

Sarcoidosis is an inflammatory disease and can affect many organs including the lungs and lymph nodes. Learn more about its symptoms and treatments.

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Acoustic neuroma

An acoustic neuroma is a benign tumour that grows in the acoustic or eighth cranial nerve. Learn how it affects hearing, balance and other functions.

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Snake bites

About 100 Australian snakes are venomous, but only 12 are likely to inflict a fatal bite. Learn about first aid for snake bites.

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Blindness

Blindness and low vision can seriously affect every part of your life, but support and some treatments are available. Find out about getting help.

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Lightheadedness

Lightheadedness or feeling woozy is when you feel like fainting or passing out. You might be dehydrated or it could be something more serious.

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LASIK surgery

LASIK is a surgical procedure to improve your eyesight.

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Pre-diabetes

Having pre-diabetes does not mean you will necessarily develop type 2 diabetes, but you will have a higher risk than if you had normal glucose levels.

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Retinal detachment

Retinal detachment is a medical emergency caused by ageing and eye injury. If you experience vision disturbance, go to the emergency department.

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Thrombosis with thrombocytopenia syndrome (TTS)

Learn about TTS, a blood-clotting syndrome linked to the AstraZeneca COVID-19 vaccine (Vaxzevria). This vaccine is no longer available in Australia.

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Toxoplasmosis

Toxoplasmosis is a very common disease caused by a parasite and usually doesn’t cause symptoms. Learn more about the causes and prevention options.

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Uveitis

If left untreated, uveitis - or inflammation of the middle layer of your eye, can lead to blindness. Here's how to spot the symptoms of uveitis.

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Upper GI endoscopy and colonoscopy

An upper GI endoscopy and colonoscopy is usually a safe and effective way of finding out if there is a problem with your digestive system.

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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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Diuretic medicines

Find out what diuretic medicine is used for, how it works, the most common diuretics and any side effects associated with taking it.

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Glandular fever

Glandular fever (also called 'kissing disease') is an infectious disease common in teenagers and young adults. Learn how glandular fever can spread.

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Nausea

Nausea is the feeling you get when you think you will vomit. It's not usually a sign of anything serious. Learn how you can make yourself feel better.

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Labyrinthitis

Labyrinthitis is an inflammation of the balancing centre in your inner ear. Find out how it may come about, its symptoms and the treatment options.

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Guillain-Barre syndrome

Guillain-Barre syndrome is an autoimmune disease causing weakness, numbness or paralysis. Learn about its symptoms, diagnosis and treatment options.

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Hypoglycaemia (low blood sugar)

Hypoglycaemia is having too little glucose (sugar) in your blood. Find out what a ‘hypo’ feels like, and how to help someone with a low blood sugar.

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Hyperglycaemia (high blood sugar)

Hyperglycaemia is too much glucose (sugar) in your blood. Find out how this feels and what to do if your blood sugar is higher than it should be.

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Vasculitis

Vasculitis is a group of disorders and is caused by inflammation of blood vessels. Read more about vasculitis types, symptoms and treatment options.

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Antihistamines

Antihistamine medications help ease allergy symptoms. Read more about how they're used to treat conditions like hay fever and asthma.

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Concussion

Concussion is the short-term loss of brain function following a head injury. Learn more about the causes, signs and symptoms of concussion.

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Vitamin A deficiency

Vitamin A deficiency is when you don’t get enough vitamin A in your diet. Your body needs a certain amount of vitamin A to function well.

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Fainting

Fainting is a temporary loss of consciousness when the blood flow to the brain is reduced. See your doctor if you faint, especially the first time.

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