Hepatitis means an inflammation of the liver, but it also refers to a group of viral infections that affect the liver. There are several types of viral hepatitis, but the most common are A, B, and C. Viral hepatitis is spread through contact with infected blood, bodily fluids, or feces, though it may also result from alcohol and drug use or from other diseases. Acute hepatitis refers to the initial infection and can be mild or severe; chronic hepatitis...