Navigation menu. Section Menu Hepatitis Are you at risk? The best way to prevent hepatitis B is by getting vaccinated. However, proven-effective risk reduction interventions include the use of condoms for sex.
Publication of this supplement was funded by the WHO. Information about the source of funding for specific projects can be found in the individual articles. The articles have undergone the journal's standard peer review process for supplements. PE is a WHO staff member and has no financial conflicts of interest. RC has received funding from the U.
Hepatitis B is an infectious disease caused by the hepatitis B virus HBV that affects the liver ;   it is a type of viral hepatitis. The virus is transmitted by exposure to infectious blood or body fluids. The infection has been preventable by vaccination since About a third of the world population has been infected at one point in their lives.
Hepatitis B is an infectious inflammatory illness of the livercaused by the hepatitis B virus HBV that affects hominoidea, including humans. Originally known as "serum hepatitis",the disease has causedepidemics in parts of Asia andAfrica, and it is endemic inChina. Perinatal infection is a major route of infection in endemic mainly developing countries. Chronic hepatitis B may eventually cause cirrhosis and liver cancera disease with poor response to all but a few current therapies.