Not medical advice. This site is general information only. In an emergency call your local emergency number. For advice about your own health, speak to a doctor, pharmacist or other qualified health professional.

Hepatitis B

InfectiousHepatitis B virusAncient (recorded outbreaks)Blood, sexual, perinatal
TypeInfectious
CauseHepatitis B virus
First KnownAncient (recorded outbreaks)
TransmissionBlood, sexual, perinatal

About Hepatitis B

Chronically infects about 296 million people. Baruch Blumberg discovered the virus while studying blood proteins and won a Nobel Prize. The 1981 vaccine was the first able to prevent a cancer, since the virus causes liver cancer.

Related Diseases