Hepatitis A and hepatitis A vaccine

The app compares hepatitis A symptoms and outcomes with hepatitis A vaccine side effects, and shows how community vaccination (herd immunity) changes disease risk.

See hepatitis A risks, symptoms, and outcomes alongside vaccine side effects in the same model.

This is an educational simulation and does not provide medical advice or personalized risk assessment.

• The common side effects of the hepatitis A vaccine are soreness or mild fever and headache or tiredness. A rare serious side effect is severe allergic reaction.
• The common symptoms and outcomes of hepatitis A are no noticeable symptoms and acute hepatitis illness. Rare serious outcomes include hospitalization and fulminant liver failure.
• By adjusting community vaccination rate, you can explore how herd immunity changes the probability of hepatitis A infection in the model.