What is hepatitis B?

Hepatitis B is an acute systemic infection caused by hepatitis B virus (HBV) which is characterized by long incubation period and symptoms similar to that of hepatitis A such as headache, malaise, anorexia, nausea, vomiting and jaundice, but appear to be more severe and life threatening.

Yes hepatitis B is the infectious disease and it is very dangerous to our health. hepatitis B should be prevented and we should. find the measure inorder to prevent from this disease. this disease is very dangerous and we should never ignore this at all.

Hepatitis B is a disease caused by hepatitis B virus (HBV) which infects the liver of hominoidae, including humans, and causes an inflammation called hepatitis. Originally known as "serum hepatitis", the disease has caused epidemics in parts of Asia and Africa, and it is endemic in China. About a third of the world's population, more than 2 billion people, have been infected with the hepatitis B virus. Transmission of hepatitis B virus results from exposure to infectious blood or body fluids containing blood.