- Hepatitis A is an acute infection of the liver.
- Most infections are from contaminated food or water but faecal-oral transmission can also occur during sex, especially in men who have sex with men.
- It does not cause chronic hepatitis, care is usually supportive.
- Infection with hepatitis A confers lifelong immunity.
- Offer hepatitis A immunisation to people at risk of hepatitis A, including men who have sex with men, people who inject drugs, Aboriginal and Torres Strait Islander people, people in custodial settings and sex workers.