Infectious diseases
Bronchitis
Bronchitis is inflammation of the airways in your lungs, which causes a cough. Learn about the symptoms and treatment of acute bronchitis.
Chickenpox
Chickenpox is a mild childhood illness, that can also occur in adults. It is occasionally serious. Here's how you can prevent catching chickenpox.
Chlamydia
Chlamydia is a common sexually transmitted infection (STI) that may cause no symptoms. Learn about prevention, testing, contact tracing and treatment.
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.
Conjunctivitis
Conjunctivitis (or pink eye) is a contagious disease where the whites of your eye appear pink and you may also have a sticky discharge.
COVID-19
Health advice on COVID-19, including testing, symptoms, recovery, vaccination, antivirals and long COVID.
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.
Diarrhoea
Diarrhoea in adults may last a just few days, or it might be a symptom of something more serious. Learn about the causes and treatments for diarrhoea.
E. coli infection
Escherichia coli (E. coli) is a bacteria found in the gut. E. coli infection can cause diarrhoea and vomiting.
Ebola virus
Ebola virus disease is a rare but often fatal illness. Find out more about Ebola transmission (spread), symptoms and treatment options.
Genital herpes
Genital herpes spreads by skin-to-skin contact, like kissing or foreplay. Learn how to prevent the spread of the virus and what to do if you catch it.
Gonorrhoea (the clap)
Gonorrhoea, also known as 'the clap,' is a bacterial STI. Learn about symptoms, diagnosis, treatment, and prevention in this concise guide.
Hepatitis B
Hepatitis B can lead to liver damage over time. If you have hepatitis B, it is important to protect others from infection. Find out how.
HIV infection and AIDS
People with HIV are unlikely to transmit the virus or develop AIDS if they get effective treatment. Learn about HIV prevention, testing and treatment.
Impetigo
Impetigo, or school sores, is a highly contagious skin infection that causes sores and blisters. It's very common and mainly affects children.
Lyssavirus (ABLV)
Find out about Australian bat lyssavirus (ABLV) and learn what to do if you are bitten or scratched by a bat. ABLV can be prevented with vaccination.
Measles
Measles is a very infectious viral disease. It’s spread via droplets in the air. Learn about the symptoms of measles and why vaccination is essential.
Mpox (Monkeypox)
Mpox (Monkeypox) is a rare infectious disease similar to smallpox. While symptoms are usually mild, it can be serious in some people.
Mumps
Mumps is a contagious viral infection, which can cause facial swelling. Find out more about the symptoms, treatment and prevention of mumps.
Notification of illness and disease
‘Notifiable’ diseases are ones where government health authorities must be notified about occurrences. Learn why this is important.
Rubella (German measles)
Rubella (also known as German measles) is best prevented by the MMR vaccination. Learn more about its distinctive rash, other symptoms and treatments.
Shingles
Shingles is a painful rash caused by the chickenpox virus. Here's how to recognise the symptoms, prevent shingles and get the best treatment for you.
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.
Sore throat (pharyngitis)
Pharyngitis is a symptom of a bacterial or viral infection, common with a cold or flu. Learn how to care for a sore throat and when to see a doctor.
Staph infections
Are you at risk of a staph infection? Learn how to spot the signs and symptoms of different kinds of staph infection, and how to prevent and treat it.
Syphilis
Syphilis is a sexually transmitted infection (STI) that can cause serious health problems if left untreated. Find out more about syphilis here.
Tonsillitis
Tonsillitis is an infection and swelling of the tonsils at the back of the throat. Learn about the symptoms and treatments for tonsillitis.
Whooping cough
Whooping cough is a contagious bacterial infection and is most serious in babies. Here's how to spot the symptoms and protect infants.
Tuberculosis (TB)
Tuberculosis (TB) is a highly infectious disease that mostly affects the lungs. It can live in your body for years before causing symptoms.
Vomiting
Vomiting is usually not a sign of anything serious and tends to only last one or two days. Learn about the causes and when to get medical advice.
Worms in humans
Several types of intestinal worms may infect people in Australia, but threadworms are the most common. Learn about symptoms and treatment of worms.
