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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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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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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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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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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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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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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Sinusitis

Sinusitis is inflammation of the hollow spaces in the skull behind and between the eyes, forehead and cheeks. Read more about symptoms and treatment.

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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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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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Bronchitis

Bronchitis is inflammation of the airways in your lungs, which causes a cough. Learn about the symptoms and treatment of acute bronchitis.

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Sore throat (pharyngitis)

Pharyngitis is a symptom of a bacterial or viral infection and common with a cold or flu. Learn how to care for a sore throat and when to see a doctor.

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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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Strep throat

Strep throat is an infection of your throat caused by streptococci bacteria. Learn more about what it is, and its symptoms, diagnosis and treatment.

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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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Colds

A cold is an infection that affects your nose and throat. Find out about the common cold, including symptoms, treatment and when to see your doctor.

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Rhinovirus

Rhinovirus causes the common cold, it has mild symptoms but can be serious in some people. Learn more about rhinovirus symptoms and treatment.

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Laryngitis

Laryngitis is when your voice box (larynx) becomes inflamed, and your vocal cords become swollen. Most people recover without treatment.

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Endoscopic sinus surgery

Sinusitis is not usually serious but it can cause unpleasant symptoms. If medication does not help, endoscopic sinus surgery should help prevent the sinusitis from coming back.

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Tonsillitis

Tonsillitis is an infection and swelling of the tonsils at the back of the throat. Learn about the symptoms and treatments for tonsillitis.

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Legionnaires' disease

Legionnaires' disease is a severe and sometimes life-threatening form of pneumonia. Learn about the symptoms, treatment and prevention.

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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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Doxycycline

Doxycycline is an antibiotic medicine. Read what doxycycline is used for, how it works, its risks and what to do if you miss a dose.

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Brain fog

Brain fog is a way to describe problems with thinking and memory such as forgetfulness and trouble concentrating. Read about symptoms and treatments.

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Face masks

Face masks can protect you from viruses, like COVID-19 and the flu, and bushfire smoke. Learn more about the different types of face masks.

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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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Medicines for cold and flu

Learn about over-the-counter medicines that might help relieve cold and flu symptoms and when antiviral medicine may be helpful.

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Meningococcal disease

Meningococcal disease is a serious infection that can develop very quickly – find out about the symptoms and when to get medical attention.

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