A disease of the liver caused by the hepatitis A virus (HAV)
Potentially none (likelihood of symptoms increase as a person gets older)
If present: yellow skin or eyes, tiredness, stomach ache, loss of appetite, or nausea
Because young children might not have symptoms, the disease is often not recognized until the child’s caregiver becomes ill with hepatitis A.
Most often: spread by the fecal-oral route (An object contaminated with the stool of a person with hepatitis A is put into another person’s mouth.)
Less often: spread by swallowing food or water that contains the virus
Hepatitis A vaccine will prevent this disease.
The hepatitis A vaccine is recommended for the following adults, especially if:
Hepatitis A Fact Sheet English (pdf)
Hepatitis A Fact Sheet Spanish (pdf)