Hepatitis A

Hepatitis A is an infectious disease of the liver caused by Hepatovirus A (HAV); it is a type of viral hepatitis. Many cases have few or no symptoms, especially in the young. The time between infection and symptoms, in those who develop them, is between two and six weeks. When symptoms occur, they typically last eight weeks and may include nausea, vomiting, diarrhea, jaundice, fever, and abdominal pain. Around 10–15% of people experience a recurrence of symptoms during the six months after the initial infection. Acute liver failure may rarely occur, with this being more common in the elderly.

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24 Most Dangerous and Deadly Viruses

Cover Image For List : 24 Most Dangerous And Deadly Viruses

Viruses are acellular microorganisms that can only grow offspring in living cells. They are formed by consisting of nuclear acids and proteins, outside the body they are dead-like but are alive inside the body. They can be assembled as crystals.A virus cannot reproduce without any live medium. It can remain dormant for hundreds of years…