Hepatitis means inflammation of the liver. The liver is a vital organ that processes nutrients, filters the blood, and fights infections. When the liver is inflamed or damaged, its function can be affected. Heavy alcohol use, toxins, some medications, and certain medical conditions can cause hepatitis. However, hepatitis is often caused by a virus. In the United States, the most common types of viral hepatitis are
hepatitis A,
hepatitis B, and
hepatitis C.
Chronic hepatitis often does not cause any symptoms until serious liver damage has been done Find out if you should be tested by taking a 5-minute online
Hepatitis Risk Assessment. This online assessment is designed to determine an individual's risk for viral hepatitis by asking questions based on CDC's guidelines for testing and vaccination. The Assessment allows individuals to answer questions privately and print their recommendations to discuss with their doctor.