The human liver is susceptible to a number of diseases and infections. Hepatitis is a common condition affecting the liver. Chronic hepatitis B or C is the leading cause of liver cancer. Globally, hepatitis B virus infects around 248 million people, while hepatitis C virus infects nearly 142 million people. Hepatitis A and E generally resolve and do not become chronic. Hepatitis D infects only in the presence of hepatitis B, and afflicts around 20 million people globally. Any blockage of the hepatic veins causes Budd-Chiari syndrome, which causes ascites, liver enlargement and abdominal pain. Many liver diseases, such as progressive familial intrahepatic cholestasis, alpha-1 antitrypsin deficiency, biliary atresia, alagille syndrome, Langerhans cell histiocytosis, etc., affect babies and young children. This book brings forth some of the most innovative concepts and elucidates the unexplored aspects of liver diseases. It includes some of the vital pieces of work being conducted across the world, on liver diseases. Those in search of information to further their knowledge will be greatly assisted by this book.