What is Hepatitis A?

Hepatitis A is a liver infection caused by the Hepatitis A virus (HAV). Hepatitis A is highly contagious.

How is Hepatitis A transmitted?

It is usually transmitted by the fecal-oral route, either through person-to-person contact or consumption of contaminated food or water.

Hepatitis A is a self-limited disease that does not result in chronic infection. More than 80% of adults with Hepatitis A have symptoms but the majority of children do not have symptoms or have an unrecognized infection.

How to prevent Hepatitis A?

The best way to prevent Hepatitis A is by getting vaccinated.

How long is the vaccine effective for?

Antibodies produced in response to Hepatitis A last for life and protect against reinfection.