Hepatitis, the disease, is most commonly caused by a viral infection, but can also be caused by toxins, certain drugs, some diseases, heavy alcohol use and bacterial infections. In common discourse, “Hepatitis” is often used to refer to a family of viral infections that affect the liver; the most common, although unrelated viruses, being Hepatitis A, Hepatitis B and Hepatitis C (Hep A, Hep B and Hep C).
Viral hepatitis is the most common cause of hepatitis worldwide. In the United States, Hepatitis C has become the most common since widespread vaccination of Hepatitis B in the mid-1980’s. Hep C: