Hepatitis is a general term for the inflammation of the liver caused by virus, toxins, drugs or other factor. Persons who have acute hepatitis (A,B,C,D,E and G) develop flu-like symptoms like muscle ache, body pain, mild fever, lack of appetite, nausea and fatigue. In very severe cases a person can be a victim of jaundice too.
Image source; virology.wisc.edu/virusworld/PS10/hev_Hepatitis_E.jpg
Hepatitis B,C,D and E are spread thought contact with infected blood or bodily fluids. Hepatitis B is 100 time more infectious than HIV. Hepatitis G is transmitted through blood to blood contact.