Hepatitis
Hepatitis A 
Hepatitis (hep-uh-tahy-tis) A is an acute liver disease caused by the Hepatitis A virus (HAV), lasting from a few weeks to several months. It does not lead to chronic infection.

Transmission: Ingestion of fecal matter, even in microscopic amounts, from close person-to-person contact or ingestion of contaminated food or drinks.

Vaccination: Hepatitis A vaccination is recommended for all children starting at age 1 year, travelers to certain countries, and others at risk.