Cirrosis of the liver is much more serious degeneration of the liver then the other problems, but all those problems can be helped by improving diet/lifestyle and by flushing liver occasionally.
Also, liver herbs can be of great help in the process of healing (dandalion, milk thistle, nettle, burdock, Wormwood , radish, wheat grass, Black-Walnut tincture, coffee enema, castor oil packs ...)