Allergies

Information about allergy types, as well as allergy testing, anaphylaxis, antihistamines and common related conditions such as asthma and hay fever.

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A guide to hay fever

Hay fever, or allergic rhinitis, can be triggered by dust, grass and pollen. Learn about antihistamine medicines and other ways to manage symptoms, plus find out when an allergy test might be a good idea.

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Allergies and hypersensitivities

An allergic reaction occurs when the immune system overreacts to a substance. Find out about common allergies, their symptoms and treatments.

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Respiratory viruses

Respiratory viruses affect your respiratory system. You’re usually most contagious in the first few days you have symptoms.

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Respiratory system

Your respiratory system brings oxygen into your body and helps to remove carbon dioxide. Learn more about how it functions and how to keep it healthy.

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Throat diseases

Your throat is part of your respiratory and digestive systems. Learn how to manage conditions that affect it, such as strep throat and colds.

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About coronaviruses

Coronaviruses can cause several illnesses, from the common cold to serious respiratory infections and pneumonia. Learn more about coronaviruses.

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Pollen allergy

If you have pollen allergy, you may experience hay fever and asthma symptoms. Get tips on how to help manage your exposure to pollen.

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MERS

Middle East respiratory syndrome (MERS) is caused by a coronavirus. It can cause fever, cough and shortness of breath. Find out more about MERS here.

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Lung conditions

Learn all about lung conditions and diseases, such as asthma, bronchitis, emphysema, whooping cough and more.

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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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Severe acute respiratory syndrome (SARS)

Severe acute respiratory syndrome (SARS) is a viral disease that can cause severe pneumonia. Know what to do in a future outbreak.

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Human metapneumovirus (HMPV)

Human metapneumovirus (HMPV) is a respiratory virus that usually causes a mild illness. Learn more about the symptoms and treatment of HMPV.

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Nose and throat

Your nose and throat are part of your respiratory system. Learn more about their functions and conditions that can affect your nose and throat.

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Human parainfluenza viruses (HPIVs)

HPIVs infect the respiratory tract and have symptoms like a cold. They spread via coughs and sneezes. Children and immunocompromised are at higher risk.

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Respiratory syncytial virus (RSV)

RSV is a virus that causes infection in the lungs and airways. Read on to learn more about symptoms, diagnosis, management and prevention.

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Runny nose

Runny nose, also called rhinorrhoea, can be caused by things like allergies, colds and flu. Learn how to treat and prevent a runny nose.

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Chest infection

Chest infections are common in people of all ages. Find out more about what causes chest infections, their symptoms and treatments.

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Transbronchial biopsy

A transbronchial biopsy is usually a safe and effective way of finding out if there is a problem in your lungs.

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10 tips to fight the flu – infographic

Flu vaccine and good hygiene are some of the most important ways to help prevent colds and flu. Here's a handy list of tips to fight the flu.

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Anaphylaxis

Anaphylaxis is a severe allergic reaction needing urgent care. Learn about triggers, symptoms, treatment and what to do in an emergency.

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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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Adeno-tonsillectomy (child)

If left untreated, tonsillitis can cause complications. Surgery is the only dependable way to stop tonsillitis that keeps on coming back.

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Cough

Most coughs are caused by viruses which inflame the throat, airways or lungs. Here are some tips to relieve a chesty, dry or persistent cough.

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Pleurisy

Pleurisy is when the lining of your lungs becomes inflamed. Read about the symptoms, causes and treatments for pleurisy, and when to see your doctor.

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Adenoviruses

Adenoviruses are a group of viruses that cause cold and flu-like symptoms. Learn more about the symptoms and treatment of adenoviruses.

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What you need to know about any risks of bird flu in Australia

It's very rare for humans to get infected with bird flu. Learn about the causes and symptoms of bird flu and how it can be prevented.

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Colds and flu

Find out more about how to treat the cold or flu, how to avoid catching the cold or the flu and special cases in which to take extra care.

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Cold or flu? (infographic)

Can't tell if you've got the cold or the flu? This infographic helps you compare cold and flu symptoms, debunk the most common myths.

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Allergies to seafood

Seafood allergy is complex, and most people don’t grow out of it. Find out more about the symptoms and diagnosis of seafood and fish allergy.

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