Hepatitis A is transmitted by infection of the hands of the infected person or by contamination of drinking water by infected waste or by contamination of certain foods, especially fish with infected waste. The hepatitis B virus is transmitted through sexual contact with the infected person or during childbirth, From mother to fetus or using an injection used especially for drug addicts or through the use of creative machines or through blood either by donation or direct contact with blood, Liver Epidemiologic C is transmitted through repeated sexual relations or needles, donated blood from the infected person or from the birth to her son by birth. Hepatitis D is transmitted primarily to injecting drug users using contaminated needles but is also transmitted in the other ways in which it is transmitted Hepatitis B virus, and hepatitis B virus is transmitted by the infected faeces of the person infected with the disease, as well as foods contaminated with the stool of the infected person.