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World Hepatitis Day 2023

World Hepatitis Day 2023:

World Hepatitis Day was recently observed on July 28

  • World Hepatitis Day is observed each year on July 28 to raise awareness of viral hepatitis, which causes inflammation of the liver that leads to severe disease and liver cancer.
  • It is recognized by the World Health Organization (WHO).
  • The theme for World Hepatitis Day 2023 is “We’re not waiting”. This theme highlights the need for urgent action to eliminate viral hepatitis by 2030.
  • July 28 is the birthday of Dr. Baruch Blumberg (1925–2011).
  • Blumberg discovered the hepatitis B virus in 1967, and 2 years later, he developed the first hepatitis B vaccine.
  • These achievements culminated in Dr. Blumberg winning the Nobel Prize in Physiology or Medicine in 1976.


  • Hepatitis is inflammation of the liver.
  • Inflammation is swelling that happens when tissues of the body are injured or infected.
  • It can damage your liver.
  • This swelling and damage can affect how well your liver functions.
  • Hepatitis can be an acute (short-term) infection or a chronic (long-term) infection.
  • There are different types of hepatitis, with different causes:
  • Viral hepatitis is the most common type. It is caused by one of several viruses — hepatitis viruses A, B, C, D, and E.
  • Alcoholic hepatitis is caused by heavy alcohol use.