What is hepatitis.
It is a kind of infection of liver. Common causes of hepatitis are viral. Non viral causes include drug induced, alcoholic
and auto immune.

Types of hepatitis virus :
There are several types of Hepatitis virus Hepatitis A, B, C, D & E. They spread & affect the liver in different ways.

Viral Hepatitis is of two kinds.
@ Acute hepatitis - short duration of illness.
@ Chronic hepatitis - lasts long time, subside & relapse.

Acute Hepatitis is usually caused by Hepatitis A, B & E and chronic Hepatitis is due to Hep B & C viral infection.

@ Hepatitis A virus (HAV) - It spreads through contaminated food & drink. More in children, usually complete recovery occurs.
 

@ Hepatitis B virus (HBV) - it spreads through contaminated blood & body fluids. Most of the time it recovers without any treatment but chronic hepatitis & cirrhosis may develop in some cases.
 

@ Hepatitis C virus (HCV) - this virus also spreads through contaminated blood and body fluids. It usually does not cause jaundice, but in most cases it causes chronic hepatitis and its complications. It takes long time to cause irreversible damage of liver (liver cirrhosis & its complications)

@ Hepatitis-D virus (HDV) it also spreads through contaminated blood & body fluids. It needs the presence of Hepatitis B virus for its infections.
 

@ Hepatitis-E virus (HEV) It also spreads through contaminated food & drink like A virus. Usually affects elderly persons.
 

@ It also recovers completely but during pregnancy it may cause Acute Fulminant Hepatic Failure.


Some advise for you.

Personal hygiene in daily life is essential for prevention of all kinds of viral infection in liver.
You should avoid contaminated food & drink which is the main source of faecal & oral route of transmission of Hepatitis A & Hepatitis E viral infections.