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Children, teens, and adults who may be at high risk of hepatitis A include the following:
People traveling to areas of where hepatitis A is prevalent, including, but not limited to: Africa, Asia (except Japan), the Mediterranean basin, Eastern Europe, the Middle East, Central and South America, Mexico, and parts of the Caribbean
People living in or relocating to any community in the US or abroad with one or more recorded hepatitis A outbreaks within the past five years
People who engage in high-risk sexual activity
Users of illegal intravenous (IV) drugs
Hemophiliacs and other recipients of therapeutic blood products
Employees of daycare centers
Institutional care workers
Laboratory workers who handle live hepatitis A virus
People who handle primate animals that may be carrying the hepatitis A virus
Hepatitis A is sometimes called a traveler's disease because it is the most frequently occurring, vaccine-preventable infection in travelers. However, it is possible to become infected with hepatitis A virus without ever leaving the United States. Some cases reported in the United States have occurred in people with no identifiable risk factors.