What do superheroes and supervillains have to do with viral hepatitis? Watch this video to find out! The hepatitis virus invades liver cells and causes inflammation in the liver tissue. There are five known hepatitis viruses—hepatitis A, hepatitis B, hepatitis C, hepatitis D, and hepatitis E, all of which have slightly different presentations, symptoms and severity. This video covers the pathophysiology, major clinical signs and symptoms, and treatments for viral hepatitis. Source