How do I know if I'm immune to measles?
You’re likely to be immune if you’re vaccinated against measles, or have already had measles. Learn more.
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Immunisation or vaccination - what's the difference?
What's the difference between immunisation and vaccination? Find out how vaccines work and the difference between primary and booster doses.
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Yellow fever
Yellow fever is a disease that spreads through infected mosquitos in areas of Africa, Central or South America. Learn about the yellow fever vaccine.
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Chickenpox (varicella)
Chickenpox is a mild childhood illness, that can also occur in adults. It is occasionally serious. Here's how you can prevent catching chickenpox.
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Polio (poliomyelitis)
Polio is a highly contagious viral infection that can cause paralysis and death. Learn about symptoms, treatment, and how vaccines prevent polio.
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Rotavirus infection
Rotavirus is a viral illness that can cause severe diarrhoea. Learn more about the cause, symptoms, prevention and treatment for rotavirus.
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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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Haemophilus influenzae type b (Hib)
Haemophilus influenzae type b (Hib) is a rare but serious infection. Learn about Hib symptoms, treatment, and how the vaccine protects against it.
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Japanese encephalitis
Japanese encephalitis is a viral disease. Find out more about how to prevent infection, symptoms to watch out for and when to seek medical help.
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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.
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